diff --git a/.chainlit/config.toml b/.chainlit/config.toml
index f192c501..7b288140 100644
--- a/.chainlit/config.toml
+++ b/.chainlit/config.toml
@@ -24,7 +24,7 @@ allow_origins = ["*"]
 
 [features]
 # Process and display HTML in messages. This can be a security risk (see https://stackoverflow.com/questions/19603097/why-is-it-dangerous-to-render-user-generated-html-or-javascript)
-unsafe_allow_html = false
+unsafe_allow_html = true
 
 # Process and display mathematical expressions. This can clash with "$" characters in messages.
 latex = false
@@ -57,7 +57,7 @@ reaction_on_message_received = false
     # 3. For specific file extensions:
     #    accept = { "application/octet-stream" = [".xyz", ".pdb"] }
     # Note: Using "*/*" is not recommended as it may cause browser warnings
-    accept = ["*/*"]
+    accept = ["*"]
     max_files = 20
     max_size_mb = 500
 
@@ -86,11 +86,11 @@ reaction_on_message_received = false
 
 [UI]
 # Name of the assistant.
-name = "Assistant"
+name = "Ai Station DFFM"
 
-# default_theme = "dark"
+default_theme = "dark"
 
-# layout = "wide"
+layout = "wide"
 
 default_sidebar_state = "open"
 
@@ -104,6 +104,14 @@ cot = "full"
 # The CSS file can be served from the public directory or via an external link.
 # custom_css = "/public/test.css"
 
+# CSS personalizzato
+custom_css = "/public/custom.css"
+
+# Logo custom
+[UI.theme]
+primary_color = "#0066CC"  # Colore brand
+background_color = "#1a1a1a"
+
 # Specify additional attributes for a custom CSS file
 # custom_css_attributes = "media=\"print\""
 
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diff --git a/.files/fe508c80-f90f-471d-a7f8-fc98d4a018d6/a98d6f7b-5275-452d-92c1-7e3968dcb526/app.py b/.files/fe508c80-f90f-471d-a7f8-fc98d4a018d6/a98d6f7b-5275-452d-92c1-7e3968dcb526/app.py
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+++ b/.files/fe508c80-f90f-471d-a7f8-fc98d4a018d6/a98d6f7b-5275-452d-92c1-7e3968dcb526/app.py
@@ -0,0 +1,463 @@
+import os
+import re
+import uuid
+import shutil
+import requests
+import time
+import json
+from datetime import datetime
+from typing import Optional, Dict, List, Any
+import chainlit as cl
+import ollama
+from docling.document_converter import DocumentConverter
+from qdrant_client import AsyncQdrantClient
+# CORREZIONE IMPORT: Importiamo le classi necessarie direttamente dalla libreria
+from qdrant_client.models import PointStruct, Distance, VectorParams, SparseVectorParams, Prefetch
+from chainlit.data.sql_alchemy import SQLAlchemyDataLayer
+from chainlit.types import ThreadDict
+from functools import lru_cache
+
+# === FIX IMPORT ROBUSTO ===
+try:
+    from chainlit.data.storage_clients import BaseStorageClient
+except ImportError:
+    try:
+        from chainlit.data.base import BaseStorageClient
+    except ImportError:
+        from chainlit.data.storage_clients.base import BaseStorageClient
+
+# === CONFIGURAZIONE ===
+DATABASE_URL = os.getenv("DATABASE_URL", "postgresql+asyncpg://ai_user:secure_password_here@postgres:5432/ai_station")
+OLLAMA_URL = os.getenv("OLLAMA_URL", "http://192.168.1.243:11434")
+QDRANT_URL = os.getenv("QDRANT_URL", "http://qdrant:6333")
+BGE_API_URL = os.getenv("BGE_API_URL", "http://192.168.1.243:8001/embed") 
+
+VISION_MODEL = "minicpm-v"
+DEFAULT_TEXT_MODEL = "glm-4.6:cloud"
+
+WORKSPACES_DIR = "./workspaces"
+STORAGE_DIR = "./.files"
+
+os.makedirs(STORAGE_DIR, exist_ok=True)
+os.makedirs(WORKSPACES_DIR, exist_ok=True)
+
+# === MAPPING UTENTI ===
+USER_PROFILES = {
+    "giuseppe@defranceschi.pro": { "role": "admin", "name": "Giuseppe", "workspace": "admin_workspace", "rag_collection": "admin_docs", "capabilities": ["debug", "all"], "show_code": True },
+    "giuseppe.defranceschi@gmail.com": { "role": "admin", "name": "Giuseppe", "workspace": "admin_workspace", "rag_collection": "admin_docs", "capabilities": ["debug", "all"], "show_code": True },
+    "federica.tecchio@gmail.com": { "role": "business", "name": "Federica", "workspace": "business_workspace", "rag_collection": "contabilita", "capabilities": ["basic_chat"], "show_code": False },
+    "riccardob545@gmail.com": { "role": "engineering", "name": "Riccardo", "workspace": "engineering_workspace", "rag_collection": "engineering_docs", "capabilities": ["code"], "show_code": True },
+    "giuliadefranceschi05@gmail.com": { "role": "architecture", "name": "Giulia", "workspace": "architecture_workspace", "rag_collection": "architecture_manuals", "capabilities": ["visual"], "show_code": False }
+}
+
+# === STORAGE CLIENT ===
+class LocalStorageClient(BaseStorageClient):
+    def __init__(self, storage_path: str):
+        self.storage_path = storage_path
+        os.makedirs(storage_path, exist_ok=True)
+    async def upload_file(self, object_key: str, data: bytes, mime: str = "application/octet-stream", overwrite: bool = True) -> Dict[str, str]:
+        file_path = os.path.join(self.storage_path, object_key)
+        os.makedirs(os.path.dirname(file_path), exist_ok=True)
+        with open(file_path, "wb") as f: f.write(data)
+        return {"object_key": object_key, "url": f"/files/{object_key}"}
+    async def get_read_url(self, object_key: str) -> str: return f"/files/{object_key}"
+    async def delete_file(self, object_key: str) -> bool:
+        path = os.path.join(self.storage_path, object_key)
+        if os.path.exists(path): os.remove(path); return True
+        return False
+    async def close(self): pass
+
+@cl.data_layer
+def get_data_layer():
+    return SQLAlchemyDataLayer(conninfo=DATABASE_URL, storage_provider=LocalStorageClient(STORAGE_DIR))
+
+# === OAUTH & UTILS ===
+@cl.oauth_callback
+def oauth_callback(provider_id: str, token: str, raw_user_data: Dict[str, str], default_user: cl.User) -> Optional[cl.User]:
+    if provider_id == "google":
+        email = raw_user_data.get("email", "").lower()
+        profile = USER_PROFILES.get(email, USER_PROFILES.get("guest", {"role": "guest", "name": "Guest", "workspace": "guest", "rag_collection": "public", "show_code": False}))
+        default_user.metadata.update({"role": profile["role"], "workspace": profile["workspace"], "rag_collection": profile["rag_collection"], "show_code": profile["show_code"], "display_name": profile["name"]})
+        return default_user
+    return default_user
+
+def create_workspace(workspace_name: str) -> str:
+    path = os.path.join(WORKSPACES_DIR, workspace_name)
+    os.makedirs(path, exist_ok=True)
+    return path
+
+
+# === CORE: DOCLING ===
+def process_file_with_docling(file_path: str) -> str:
+    try:
+        converter = DocumentConverter()
+        result = converter.convert(file_path)
+        return result.document.export_to_markdown()
+    except Exception as e:
+        print(f"❌ Docling Error: {e}")
+        return ""
+
+# === CORE: BGE-M3 CLIENT ===
+def get_bge_embeddings(text: str) -> Optional[Dict[str, Any]]:
+    try:
+        payload = {"texts": [text[:8000]]} 
+        response = requests.post(BGE_API_URL, json=payload, timeout=30)
+        response.raise_for_status()
+        data = response.json().get("data", [])
+        if data:
+            return data[0]
+        return None
+    except Exception as e:
+        print(f"❌ BGE API Error: {e}")
+        return None
+
+# === CORE: QDRANT ===
+async def ensure_collection(collection_name: str):
+    client = AsyncQdrantClient(url=QDRANT_URL)
+    if not await client.collection_exists(collection_name):
+        await client.create_collection(
+            collection_name=collection_name,
+            vectors_config={"dense": VectorParams(size=1024, distance=Distance.COSINE)},
+            sparse_vectors_config={"sparse": SparseVectorParams()}
+        )
+
+async def index_document(file_name: str, content: str, collection_name: str):
+    await ensure_collection(collection_name)
+    client = AsyncQdrantClient(url=QDRANT_URL)
+    
+    chunk_size = 2000
+    overlap = 200
+    
+    points = []
+    for i in range(0, len(content), chunk_size - overlap):
+        chunk = content[i : i + chunk_size]
+        embedding_data = get_bge_embeddings(chunk)
+        
+        if embedding_data:
+            points.append(PointStruct(
+                id=str(uuid.uuid4()),
+                vector={
+                    "dense": embedding_data["dense"],
+                    "sparse": embedding_data["sparse"]
+                },
+                payload={
+                    "file_name": file_name,
+                    "content": chunk,
+                    "indexed_at": datetime.now().isoformat()
+                }
+            ))
+            
+    if points:
+        await client.upsert(collection_name=collection_name, points=points)
+        return len(points)
+    return 0
+
+async def search_hybrid(query: str, collection_name: str, limit: int = 4) -> str:
+    client = AsyncQdrantClient(url=QDRANT_URL)
+    if not await client.collection_exists(collection_name): return ""
+    
+    query_emb = get_bge_embeddings(query)
+    if not query_emb: return ""
+    
+    # CORREZIONE QUI: Usiamo l'oggetto Prefetch importato correttamente
+    results = await client.query_points(
+        collection_name=collection_name,
+        prefetch=[
+            Prefetch(
+                query=query_emb["sparse"],
+                using="sparse",
+                limit=limit * 2
+            )
+        ],
+        query=query_emb["dense"],
+        using="dense",
+        limit=limit
+    )
+    
+    context = []
+    for hit in results.points:
+        context.append(f"--- DA {hit.payload['file_name']} ---\n{hit.payload['content']}")
+    
+    return "\n\n".join(context)
+
+# === Caching Embeddings ===
+@lru_cache(maxsize=1000)
+def get_bge_embeddings_cached(text: str):
+    """Cache per query ripetute"""
+    return get_bge_embeddings(text)
+
+# === CHAINLIT HANDLERS ===
+@cl.on_chat_start
+async def start():
+    # 1. Profilo utente
+    user = cl.user_session.get("user")
+    email = user.identifier if user else "guest"
+    profile = USER_PROFILES.get(email, USER_PROFILES["giuseppe@defranceschi.pro"])
+    
+    cl.user_session.set("profile", profile)
+    create_workspace(profile["workspace"])
+
+    # 2. Badge HTML personalizzato
+    role_color = {
+        "admin": "#e74c3c",
+        "engineering": "#3498db",
+        "business": "#2ecc71",
+        "architecture": "#9b59b6",
+    }.get(profile["role"], "#95a5a6")
+    
+    badge_html = f"""
+    <div style="background:{role_color}; padding:8px; border-radius:8px; margin-bottom:16px;">
+        👤 <b>{profile['name']}</b> | 🔧 {profile['role'].upper()} | 📁 {profile['workspace']}
+    </div>
+    """
+    await cl.Message(content=badge_html).send()
+
+    # 3. Settings UI
+    settings = await cl.ChatSettings(
+        [
+            cl.input_widget.Slider(
+                id="top_k",
+                label="Numero Documenti RAG",
+                initial=4,
+                min=1,
+                max=10,
+                step=1,
+            ),
+            cl.input_widget.Select(
+                id="vision_detail",
+                label="Dettaglio Analisi Immagini",
+                values=["auto", "low", "high"],
+                initial_value="auto",
+            ),
+            cl.input_widget.TextInput(
+                id="system_instruction",
+                label="Istruzione Sistema Custom (opzionale)",
+                initial="",
+                placeholder="Es: Rispondi sempre in formato tecnico...",
+            ),
+            cl.input_widget.Select(
+                id="model",
+                label="Modello di Ragionamento",
+                values=[DEFAULT_TEXT_MODEL, "llama3.2", "mistral", "qwen2.5-coder:32b"],
+                initial_value=DEFAULT_TEXT_MODEL,
+            ),
+            cl.input_widget.Slider(
+                id="temperature",
+                label="Creatività (Temperatura)",
+                initial=0.3,
+                min=0,
+                max=1,
+                step=0.1,
+            ),
+            cl.input_widget.Switch(
+                id="rag_enabled",
+                label="Usa Conoscenza Documenti (RAG)",
+                initial=True,
+            ),
+        ]
+    ).send()
+
+    cl.user_session.set("settings", settings)
+
+    # 4. Messaggio iniziale (opzionale)
+    await cl.Message(
+        content=(
+            f"🚀 **Vision-RAG Hybrid System Online**\n"
+            f"Utente: {profile['name']} | Workspace: {profile['workspace']}\n"
+            f"Engine: Docling + BGE-M3 + {VISION_MODEL}"
+        )
+    ).send()
+
+    
+    cl.user_session.set("settings", settings)
+    
+    await cl.Message(f"🚀 **Vision-RAG Hybrid System Online**\nUtente: {profile['name']} | Workspace: {profile['workspace']}\nEngine: Docling + BGE-M3 + {VISION_MODEL}").send()
+
+@cl.on_settings_update
+async def setup_agent(settings):
+    cl.user_session.set("settings", settings)
+    await cl.Message(content=f"✅ Impostazioni aggiornate: Modello {settings['model']}").send()
+
+async def log_metrics(metrics: dict):
+    # Versione minima: log su stdout
+    print("[METRICS]", metrics)
+
+    # In futuro puoi:
+    # - salvarle in Postgres
+    # - mandarle a Prometheus / Grafana
+    # - scriverle su file JSON per analisi settimanale
+
+# - Resume Chat Handler
+
+@cl.on_chat_resume
+async def on_chat_resume(thread: ThreadDict):
+    """
+    Viene chiamato quando l'utente clicca 'Riprendi' su una chat archiviata.
+    Chainlit carica già i messaggi nella UI, qui puoi solo ripristinare la sessione.
+    """
+    # Se vuoi, puoi recuperare l'identifier dell’utente dal thread
+    user_identifier = thread.get("userIdentifier")
+    profile = USER_PROFILES.get(
+        user_identifier,
+        USER_PROFILES["giuseppe@defranceschi.pro"],
+    )
+    cl.user_session.set("profile", profile)
+
+    # Puoi anche ripristinare eventuale stato custom (es: impostazioni di default)
+    # oppure semplicemente salutare l’utente
+    await cl.Message(
+        content="👋 Bentornato! Possiamo riprendere da questa conversazione."
+    ).send()
+
+@cl.on_message
+async def main(message: cl.Message):
+    start_time = time.time()
+
+    profile = cl.user_session.get("profile")
+    settings = cl.user_session.get("settings", {})
+
+    selected_model = settings.get("model", DEFAULT_TEXT_MODEL)
+    temperature = settings.get("temperature", 0.3)
+    rag_enabled = settings.get("rag_enabled", True)
+
+    workspace = create_workspace(profile["workspace"])
+
+    images_for_vision = []
+    doc_context = ""
+    rag_context = ""  # ← la inizializzi qui, così esiste sempre
+
+    # 1. GESTIONE FILE
+    if message.elements:
+        for element in message.elements:
+            file_path = os.path.join(workspace, element.name)
+            shutil.copy(element.path, file_path)
+
+            if "image" in element.mime:
+                images_for_vision.append(file_path)
+                msg_img = cl.Message(
+                    content=f"👁️ Analizzo immagine **{element.name}** con {VISION_MODEL}..."
+                )
+                await msg_img.send()
+
+                with open(file_path, "rb") as img_file:
+                    img_bytes = img_file.read()
+
+                client_sync = ollama.Client(host=OLLAMA_URL)
+                res = client_sync.chat(
+                    model=VISION_MODEL,
+                    messages=[{
+                        "role": "user",
+                        "content": (
+                            "Analizza questa immagine tecnica. Trascrivi testi, codici "
+                            "e descrivi diagrammi o tabelle in dettaglio."
+                        ),
+                        "images": [img_bytes],
+                    }],
+                )
+                desc = res["message"]["content"]
+                doc_context += f"\n\n[DESCRIZIONE IMMAGINE {element.name}]:\n{desc}"
+                msg_img.content = f"✅ Immagine analizzata:\n{desc[:200]}..."
+                await msg_img.update()
+
+            elif element.name.endswith((".pdf", ".docx")):
+                msg_doc = cl.Message(
+                    content=f"📄 Leggo **{element.name}** con Docling (tabelle/formule)..."
+                )
+                await msg_doc.send()
+
+                markdown_content = process_file_with_docling(file_path)
+                if markdown_content:
+                    chunks = await index_document(
+                        element.name, markdown_content, profile["rag_collection"]
+                    )
+                    msg_doc.content = (
+                        f"✅ **{element.name}**: Convertito e salvato {chunks} "
+                        "frammenti nel DB vettoriale."
+                    )
+                    doc_context += (
+                        f"\n\n[CONTENUTO FILE {element.name}]:\n"
+                        f"{markdown_content[:1000]}..."
+                    )
+                else:
+                    msg_doc.content = f"❌ Errore lettura {element.name}"
+                await msg_doc.update()
+
+    # 2. RAG RETRIEVAL
+    if rag_enabled and not images_for_vision:
+        rag_context = await search_hybrid(
+            message.content, profile["rag_collection"]
+        )
+
+    final_context = ""
+    if rag_context:
+        final_context += f"CONTESTO RAG:\n{rag_context}\n"
+    if doc_context:
+        final_context += f"CONTESTO SESSIONE CORRENTE:\n{doc_context}\n"
+
+    system_prompt = (
+        "Sei un assistente tecnico esperto. Usa il contesto fornito "
+        "(incluso Markdown di tabelle e descrizioni immagini) per "
+        "rispondere con precisione. Cita i documenti fonte."
+    )
+
+    msg = cl.Message(content="")
+    await msg.send()
+
+    error = None
+
+    # 3. GENERAZIONE
+    try:
+        client_async = ollama.AsyncClient(host=OLLAMA_URL)
+        stream = await client_async.chat(
+            model=selected_model,
+            messages=[
+                {"role": "system", "content": system_prompt},
+                {
+                    "role": "user",
+                    "content": f"Domanda: {message.content}\n\n{final_context}",
+                },
+            ],
+            options={"temperature": temperature},
+            stream=True,
+        )
+
+        async for chunk in stream:
+            content = chunk["message"]["content"]
+            await msg.stream_token(content)
+        await msg.update()
+    except Exception as e:
+        error = str(e)
+        await msg.stream_token(f"❌ Errore AI: {error}")
+        await msg.update()
+
+    # 4. SALVATAGGIO CODICE
+    if profile["show_code"]:
+        code_blocks = re.findall(r"``````", msg.content, re.DOTALL)
+        if code_blocks:
+            for i, code in enumerate(code_blocks):
+                fname = f"script_{datetime.now().strftime('%H%M%S')}_{i}.py"
+                with open(os.path.join(workspace, fname), "w") as f:
+                    f.write(code.strip())
+                await cl.Message(
+                    content=f"💾 Script salvato: `{fname}`"
+                ).send()
+
+    # 5. METRICHE (ALLA FINE)
+    elapsed = time.time() - start_time
+
+    # Se rag_context è una stringa concatenata, puoi stimare i "rag_hits"
+    # contando i separatori che usi in search_hybrid (es. '--- DA ')
+    if rag_context:
+        rag_hits = rag_context.count("--- DA ")
+    else:
+        rag_hits = 0
+
+    metrics = {
+        "response_time": elapsed,
+        "rag_hits": rag_hits,
+        "model": selected_model,
+        "user_role": profile["role"],
+        "error": error,
+    }
+
+    await log_metrics(metrics)
diff --git a/.files/fe508c80-f90f-471d-a7f8-fc98d4a018d6/cb54f22c-d8c6-406b-9290-00e62e42b515/Alarms Table TCO2307.xlsx b/.files/fe508c80-f90f-471d-a7f8-fc98d4a018d6/cb54f22c-d8c6-406b-9290-00e62e42b515/Alarms Table TCO2307.xlsx
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diff --git a/.files/unknown/ac4be05d-3c02-4f6c-8ac7-bdbfdcb437c7/esempio manuale Omron.pdf b/.files/unknown/ac4be05d-3c02-4f6c-8ac7-bdbfdcb437c7/esempio manuale Omron.pdf
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diff --git a/Dockerfile b/Dockerfile
index 0ff6ac6b..6d8ae60e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,9 +3,12 @@ FROM python:3.11-slim
 WORKDIR /app
 
 # Installa dipendenze sistema
+# Aggiunte libgl1 e libglib2.0-0 per il supporto Docling/CV2
 RUN apt-get update && apt-get install -y \
     gcc \
     postgresql-client \
+    libgl1 \
+    libglib2.0-0 \
     && rm -rf /var/lib/apt/lists/*
 
 # Copia requirements e installa
diff --git a/app.py b/app.py
index 230d6b51..73f2cb95 100644
--- a/app.py
+++ b/app.py
@@ -2,17 +2,22 @@ import os
 import re
 import uuid
 import shutil
+import requests
+import time
+import json
 from datetime import datetime
-from typing import Optional, Dict, List
+from typing import Optional, Dict, List, Any
 import chainlit as cl
 import ollama
-import fitz  # PyMuPDF
+from docling.document_converter import DocumentConverter
 from qdrant_client import AsyncQdrantClient
-from qdrant_client.models import PointStruct, Distance, VectorParams
+# CORREZIONE IMPORT: Importiamo le classi necessarie direttamente dalla libreria
+from qdrant_client.models import PointStruct, Distance, VectorParams, SparseVectorParams, Prefetch
 from chainlit.data.sql_alchemy import SQLAlchemyDataLayer
+from chainlit.types import ThreadDict
+from functools import lru_cache
 
 # === FIX IMPORT ROBUSTO ===
-# Gestisce le differenze tra le versioni di Chainlit 2.x
 try:
     from chainlit.data.storage_clients import BaseStorageClient
 except ImportError:
@@ -25,320 +30,434 @@ except ImportError:
 DATABASE_URL = os.getenv("DATABASE_URL", "postgresql+asyncpg://ai_user:secure_password_here@postgres:5432/ai_station")
 OLLAMA_URL = os.getenv("OLLAMA_URL", "http://192.168.1.243:11434")
 QDRANT_URL = os.getenv("QDRANT_URL", "http://qdrant:6333")
+BGE_API_URL = os.getenv("BGE_API_URL", "http://192.168.1.243:8001/embed") 
+
+VISION_MODEL = "minicpm-v"
+DEFAULT_TEXT_MODEL = "glm-4.6:cloud"
+
 WORKSPACES_DIR = "./workspaces"
 STORAGE_DIR = "./.files"
 
 os.makedirs(STORAGE_DIR, exist_ok=True)
 os.makedirs(WORKSPACES_DIR, exist_ok=True)
 
-# === MAPPING UTENTI E RUOLI ===
+# === MAPPING UTENTI ===
 USER_PROFILES = {
-    "giuseppe@defranceschi.pro": {
-        "role": "admin",
-        "name": "Giuseppe",
-        "workspace": "admin_workspace",
-        "rag_collection": "admin_docs",
-        "capabilities": ["debug", "system_prompts", "user_management", "all_models"],
-        "show_code": True
-    },
-    "federica.tecchio@gmail.com": {
-        "role": "business",
-        "name": "Federica",
-        "workspace": "business_workspace",
-        "rag_collection": "contabilita",
-        "capabilities": ["pdf_upload", "basic_chat"],
-        "show_code": False
-    },
-    "giuseppe.defranceschi@gmail.com": {
-        "role": "admin",
-        "name": "Giuseppe",
-        "workspace": "admin_workspace",
-        "rag_collection": "admin_docs",
-        "capabilities": ["debug", "system_prompts", "user_management", "all_models"],
-        "show_code": True
-    },
-        "riccardob545@gmail.com": {
-        "role": "engineering",
-        "name": "Riccardo",
-        "workspace": "engineering_workspace",
-        "rag_collection": "engineering_docs",
-        "capabilities": ["code_execution", "data_viz", "advanced_chat"],
-        "show_code": True
-    },
-    "giuliadefranceschi05@gmail.com": {
-        "role": "architecture",
-        "name": "Giulia",
-        "workspace": "architecture_workspace",
-        "rag_collection": "architecture_manuals",
-        "capabilities": ["visual_chat", "pdf_upload", "image_gen"],
-        "show_code": False
-    }
+    "giuseppe@defranceschi.pro": { "role": "admin", "name": "Giuseppe", "workspace": "admin_workspace", "rag_collection": "admin_docs", "capabilities": ["debug", "all"], "show_code": True },
+    "giuseppe.defranceschi@gmail.com": { "role": "admin", "name": "Giuseppe", "workspace": "admin_workspace", "rag_collection": "admin_docs", "capabilities": ["debug", "all"], "show_code": True },
+    "federica.tecchio@gmail.com": { "role": "business", "name": "Federica", "workspace": "business_workspace", "rag_collection": "contabilita", "capabilities": ["basic_chat"], "show_code": False },
+    "riccardob545@gmail.com": { "role": "engineering", "name": "Riccardo", "workspace": "engineering_workspace", "rag_collection": "engineering_docs", "capabilities": ["code"], "show_code": True },
+    "giuliadefranceschi05@gmail.com": { "role": "architecture", "name": "Giulia", "workspace": "architecture_workspace", "rag_collection": "architecture_manuals", "capabilities": ["visual"], "show_code": False }
 }
 
-# === CUSTOM LOCAL STORAGE CLIENT (FIXED) ===# Questa classe ora implementa tutti i metodi astratti richiesti da Chainlit 2.8.3
+# === STORAGE CLIENT ===
 class LocalStorageClient(BaseStorageClient):
-    """Storage locale su filesystem per file/elementi"""
-    
     def __init__(self, storage_path: str):
         self.storage_path = storage_path
         os.makedirs(storage_path, exist_ok=True)
-    
-    async def upload_file(
-        self,
-        object_key: str,
-        data: bytes,
-        mime: str = "application/octet-stream",
-        overwrite: bool = True,
-    ) -> Dict[str, str]:
+    async def upload_file(self, object_key: str, data: bytes, mime: str = "application/octet-stream", overwrite: bool = True) -> Dict[str, str]:
         file_path = os.path.join(self.storage_path, object_key)
         os.makedirs(os.path.dirname(file_path), exist_ok=True)
-        with open(file_path, "wb") as f:
-            f.write(data)
+        with open(file_path, "wb") as f: f.write(data)
         return {"object_key": object_key, "url": f"/files/{object_key}"}
-
-    # Implementazione metodi obbligatori mancanti nella versione precedente
-    async def get_read_url(self, object_key: str) -> str:
-        return f"/files/{object_key}"
-
+    async def get_read_url(self, object_key: str) -> str: return f"/files/{object_key}"
     async def delete_file(self, object_key: str) -> bool:
-        file_path = os.path.join(self.storage_path, object_key)
-        if os.path.exists(file_path):
-            os.remove(file_path)
-            return True
+        path = os.path.join(self.storage_path, object_key)
+        if os.path.exists(path): os.remove(path); return True
         return False
+    async def close(self): pass
 
-    async def close(self):
-        pass
-
-# === DATA LAYER ===
 @cl.data_layer
 def get_data_layer():
-    return SQLAlchemyDataLayer(
-        conninfo=DATABASE_URL,
-        user_thread_limit=1000,
-        storage_provider=LocalStorageClient(storage_path=STORAGE_DIR)
-    )
+    return SQLAlchemyDataLayer(conninfo=DATABASE_URL, storage_provider=LocalStorageClient(STORAGE_DIR))
 
-# === OAUTH CALLBACK ===
+# === OAUTH & UTILS ===
 @cl.oauth_callback
-def oauth_callback(
-    provider_id: str,
-    token: str,
-    raw_user_data: Dict[str, str],
-    default_user: cl.User,
-) -> Optional[cl.User]:
+def oauth_callback(provider_id: str, token: str, raw_user_data: Dict[str, str], default_user: cl.User) -> Optional[cl.User]:
     if provider_id == "google":
         email = raw_user_data.get("email", "").lower()
-        
-        # Verifica se utente è autorizzato (opzionale: blocca se non in lista)
-        # if email not in USER_PROFILES:
-        #    return None
-        
-        # Recupera profilo o usa default Guest
-        profile = USER_PROFILES.get(email, get_user_profile("guest"))
-        
-        default_user.metadata.update({
-            "picture": raw_user_data.get("picture", ""),
-            "role": profile["role"],
-            "workspace": profile["workspace"],
-            "rag_collection": profile["rag_collection"],
-            "capabilities": profile["capabilities"],
-            "show_code": profile["show_code"],
-            "display_name": profile["name"]
-        })
+        profile = USER_PROFILES.get(email, USER_PROFILES.get("guest", {"role": "guest", "name": "Guest", "workspace": "guest", "rag_collection": "public", "show_code": False}))
+        default_user.metadata.update({"role": profile["role"], "workspace": profile["workspace"], "rag_collection": profile["rag_collection"], "show_code": profile["show_code"], "display_name": profile["name"]})
         return default_user
     return default_user
 
-# === UTILITY FUNCTIONS ===
-def get_user_profile(user_email: str) -> Dict:
-    return USER_PROFILES.get(user_email.lower(), {
-        "role": "guest",
-        "name": "Ospite",
-        "workspace": "guest_workspace",
-        "rag_collection": "documents",
-        "capabilities": [],
-        "show_code": False
-    })
-
 def create_workspace(workspace_name: str) -> str:
     path = os.path.join(WORKSPACES_DIR, workspace_name)
     os.makedirs(path, exist_ok=True)
     return path
 
-def save_code_to_file(code: str, workspace: str) -> str:
-    timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
-    file_name = f"code_{timestamp}.py"
-    file_path = os.path.join(WORKSPACES_DIR, workspace, file_name)
-    with open(file_path, "w", encoding="utf-8") as f:
-        f.write(code)
-    return file_path
 
-def extract_text_from_pdf(pdf_path: str) -> str:
+# === CORE: DOCLING ===
+def process_file_with_docling(file_path: str) -> str:
     try:
-        doc = fitz.open(pdf_path)
-        text = "\n".join([page.get_text() for page in doc])
-        doc.close()
-        return text
-    except Exception:
+        converter = DocumentConverter()
+        result = converter.convert(file_path)
+        return result.document.export_to_markdown()
+    except Exception as e:
+        print(f"❌ Docling Error: {e}")
         return ""
 
-# === QDRANT FUNCTIONS ===
-async def get_qdrant_client() -> AsyncQdrantClient:
-    return AsyncQdrantClient(url=QDRANT_URL)
+# === CORE: BGE-M3 CLIENT ===
+def get_bge_embeddings(text: str) -> Optional[Dict[str, Any]]:
+    try:
+        payload = {"texts": [text[:8000]]} 
+        response = requests.post(BGE_API_URL, json=payload, timeout=30)
+        response.raise_for_status()
+        data = response.json().get("data", [])
+        if data:
+            return data[0]
+        return None
+    except Exception as e:
+        print(f"❌ BGE API Error: {e}")
+        return None
 
+# === CORE: QDRANT ===
 async def ensure_collection(collection_name: str):
-    client = await get_qdrant_client()
+    client = AsyncQdrantClient(url=QDRANT_URL)
     if not await client.collection_exists(collection_name):
         await client.create_collection(
             collection_name=collection_name,
-            vectors_config=VectorParams(size=768, distance=Distance.COSINE)
+            vectors_config={"dense": VectorParams(size=1024, distance=Distance.COSINE)},
+            sparse_vectors_config={"sparse": SparseVectorParams()}
         )
 
-async def get_embeddings(text: str) -> list:
-    client = ollama.Client(host=OLLAMA_URL)
-    try:
-        response = client.embed(model='nomic-embed-text', input=text[:2000])
-        if 'embeddings' in response: return response['embeddings'][0]
-        return response.get('embedding', [])
-    except: return []
-
-async def index_document(file_name: str, content: str, collection_name: str) -> bool:
-    try:
-        await ensure_collection(collection_name)
-        embedding = await get_embeddings(content)
-        if not embedding: return False
+async def index_document(file_name: str, content: str, collection_name: str):
+    await ensure_collection(collection_name)
+    client = AsyncQdrantClient(url=QDRANT_URL)
+    
+    chunk_size = 2000
+    overlap = 200
+    
+    points = []
+    for i in range(0, len(content), chunk_size - overlap):
+        chunk = content[i : i + chunk_size]
+        embedding_data = get_bge_embeddings(chunk)
         
-        qdrant = await get_qdrant_client()
-        await qdrant.upsert(
-            collection_name=collection_name,
-            points=[PointStruct(
+        if embedding_data:
+            points.append(PointStruct(
                 id=str(uuid.uuid4()),
-                vector=embedding,
-                payload={"file_name": file_name, "content": content[:3000], "indexed_at": datetime.now().isoformat()}
-            )]
-        )
-        return True
-    except: return False
+                vector={
+                    "dense": embedding_data["dense"],
+                    "sparse": embedding_data["sparse"]
+                },
+                payload={
+                    "file_name": file_name,
+                    "content": chunk,
+                    "indexed_at": datetime.now().isoformat()
+                }
+            ))
+            
+    if points:
+        await client.upsert(collection_name=collection_name, points=points)
+        return len(points)
+    return 0
 
-async def search_qdrant(query: str, collection: str) -> str:
-    try:
-        client = await get_qdrant_client()
-        if not await client.collection_exists(collection): return ""
-        emb = await get_embeddings(query)
-        if not emb: return ""
-        res = await client.query_points(collection_name=collection, query=emb, limit=3)
-        return "\n\n".join([hit.payload['content'] for hit in res.points if hit.payload])
-    except: return ""
+async def search_hybrid(query: str, collection_name: str, limit: int = 4) -> str:
+    client = AsyncQdrantClient(url=QDRANT_URL)
+    if not await client.collection_exists(collection_name): return ""
+    
+    query_emb = get_bge_embeddings(query)
+    if not query_emb: return ""
+    
+    # CORREZIONE QUI: Usiamo l'oggetto Prefetch importato correttamente
+    results = await client.query_points(
+        collection_name=collection_name,
+        prefetch=[
+            Prefetch(
+                query=query_emb["sparse"],
+                using="sparse",
+                limit=limit * 2
+            )
+        ],
+        query=query_emb["dense"],
+        using="dense",
+        limit=limit
+    )
+    
+    context = []
+    for hit in results.points:
+        context.append(f"--- DA {hit.payload['file_name']} ---\n{hit.payload['content']}")
+    
+    return "\n\n".join(context)
+
+# === Caching Embeddings ===
+@lru_cache(maxsize=1000)
+def get_bge_embeddings_cached(text: str):
+    """Cache per query ripetute"""
+    return get_bge_embeddings(text)
 
 # === CHAINLIT HANDLERS ===
-
 @cl.on_chat_start
-async def on_chat_start():
+async def start():
+    # 1. Profilo utente
     user = cl.user_session.get("user")
+    email = user.identifier if user else "guest"
+    profile = USER_PROFILES.get(email, USER_PROFILES["giuseppe@defranceschi.pro"])
     
-    if not user:
-        # Fallback locale se non c'è auth
-        user_email = "guest@local"
-        profile = get_user_profile(user_email)
-    else:
-        user_email = user.identifier
-        # I metadati sono già popolati dalla callback oauth
-        profile = USER_PROFILES.get(user_email, get_user_profile("guest"))
-
-    # Salva in sessione
-    cl.user_session.set("email", user_email)
-    cl.user_session.set("role", profile["role"])
-    cl.user_session.set("workspace", profile["workspace"])
-    cl.user_session.set("rag_collection", profile["rag_collection"])
-    cl.user_session.set("show_code", profile["show_code"])
-    
+    cl.user_session.set("profile", profile)
     create_workspace(profile["workspace"])
 
-    # === SETTINGS WIDGETS ===
-    settings_widgets = [
-        cl.input_widget.Select(
-            id="model",
-            label="Modello AI",
-            values=["glm-4.6:cloud", "llama3.2", "mistral", "qwen2.5-coder:32b"],
-            initial_value="glm-4.6:cloud",
-        ),
-        cl.input_widget.Slider(
-            id="temperature",
-            label="Temperatura",
-            initial=0.7, min=0, max=2, step=0.1,
-        ),
-    ]
-    if profile["role"] == "admin":
-        settings_widgets.append(cl.input_widget.Switch(id="rag_enabled", label="Abilita RAG", initial=True))
+    # 2. Badge HTML personalizzato
+    role_color = {
+        "admin": "#e74c3c",
+        "engineering": "#3498db",
+        "business": "#2ecc71",
+        "architecture": "#9b59b6",
+    }.get(profile["role"], "#95a5a6")
     
-    await cl.ChatSettings(settings_widgets).send()
-    
-    await cl.Message(
-        content=f"👋 Ciao **{profile['name']}**!\n"
-                f"Ruolo: `{profile['role']}` | Workspace: `{profile['workspace']}`\n"
+    badge_html = f"""
+    <div style="background:{role_color}; padding:8px; border-radius:8px; margin-bottom:16px;">
+        👤 <b>{profile['name']}</b> | 🔧 {profile['role'].upper()} | 📁 {profile['workspace']}
+    </div>
+    """
+    await cl.Message(content=badge_html).send()
+
+    # 3. Settings UI
+    settings = await cl.ChatSettings(
+        [
+            cl.input_widget.Slider(
+                id="top_k",
+                label="Numero Documenti RAG",
+                initial=4,
+                min=1,
+                max=10,
+                step=1,
+            ),
+            cl.input_widget.Select(
+                id="vision_detail",
+                label="Dettaglio Analisi Immagini",
+                values=["auto", "low", "high"],
+                initial_value="auto",
+            ),
+            cl.input_widget.TextInput(
+                id="system_instruction",
+                label="Istruzione Sistema Custom (opzionale)",
+                initial="",
+                placeholder="Es: Rispondi sempre in formato tecnico...",
+            ),
+            cl.input_widget.Select(
+                id="model",
+                label="Modello di Ragionamento",
+                values=[DEFAULT_TEXT_MODEL, "llama3.2", "mistral", "qwen2.5-coder:32b"],
+                initial_value=DEFAULT_TEXT_MODEL,
+            ),
+            cl.input_widget.Slider(
+                id="temperature",
+                label="Creatività (Temperatura)",
+                initial=0.3,
+                min=0,
+                max=1,
+                step=0.1,
+            ),
+            cl.input_widget.Switch(
+                id="rag_enabled",
+                label="Usa Conoscenza Documenti (RAG)",
+                initial=True,
+            ),
+        ]
     ).send()
 
-@cl.on_settings_update
-async def on_settings_update(settings):
     cl.user_session.set("settings", settings)
-    await cl.Message(content="✅ Impostazioni aggiornate").send()
+
+    # 4. Messaggio iniziale (opzionale)
+    await cl.Message(
+        content=(
+            f"🚀 **Vision-RAG Hybrid System Online**\n"
+            f"Utente: {profile['name']} | Workspace: {profile['workspace']}\n"
+            f"Engine: Docling + BGE-M3 + {VISION_MODEL}"
+        )
+    ).send()
+
+    
+    cl.user_session.set("settings", settings)
+    
+    await cl.Message(f"🚀 **Vision-RAG Hybrid System Online**\nUtente: {profile['name']} | Workspace: {profile['workspace']}\nEngine: Docling + BGE-M3 + {VISION_MODEL}").send()
+
+@cl.on_settings_update
+async def setup_agent(settings):
+    cl.user_session.set("settings", settings)
+    await cl.Message(content=f"✅ Impostazioni aggiornate: Modello {settings['model']}").send()
+
+async def log_metrics(metrics: dict):
+    # Versione minima: log su stdout
+    print("[METRICS]", metrics)
+
+    # In futuro puoi:
+    # - salvarle in Postgres
+    # - mandarle a Prometheus / Grafana
+    # - scriverle su file JSON per analisi settimanale
+
+# - Resume Chat Handler
+
+@cl.on_chat_resume
+async def on_chat_resume(thread: ThreadDict):
+    """
+    Viene chiamato quando l'utente clicca 'Riprendi' su una chat archiviata.
+    Chainlit carica già i messaggi nella UI, qui puoi solo ripristinare la sessione.
+    """
+    # Se vuoi, puoi recuperare l'identifier dell’utente dal thread
+    user_identifier = thread.get("userIdentifier")
+    profile = USER_PROFILES.get(
+        user_identifier,
+        USER_PROFILES["giuseppe@defranceschi.pro"],
+    )
+    cl.user_session.set("profile", profile)
+
+    # Puoi anche ripristinare eventuale stato custom (es: impostazioni di default)
+    # oppure semplicemente salutare l’utente
+    await cl.Message(
+        content="👋 Bentornato! Possiamo riprendere da questa conversazione."
+    ).send()
 
 @cl.on_message
-async def on_message(message: cl.Message):
-    workspace = cl.user_session.get("workspace")
-    rag_collection = cl.user_session.get("rag_collection")
-    user_role = cl.user_session.get("role")
-    show_code = cl.user_session.get("show_code")
-    
+async def main(message: cl.Message):
+    start_time = time.time()
+
+    profile = cl.user_session.get("profile")
     settings = cl.user_session.get("settings", {})
-    model = settings.get("model", "glm-4.6:cloud")
-    temperature = settings.get("temperature", 0.7)
-    rag_enabled = settings.get("rag_enabled", True) if user_role == "admin" else True
+
+    selected_model = settings.get("model", DEFAULT_TEXT_MODEL)
+    temperature = settings.get("temperature", 0.3)
+    rag_enabled = settings.get("rag_enabled", True)
+
+    workspace = create_workspace(profile["workspace"])
+
+    images_for_vision = []
+    doc_context = ""
+    rag_context = ""  # ← la inizializzi qui, così esiste sempre
 
     # 1. GESTIONE FILE
     if message.elements:
         for element in message.elements:
-            dest = os.path.join(WORKSPACES_DIR, workspace, element.name)
-            shutil.copy(element.path, dest)
-            if element.name.endswith(".pdf"):
-                text = extract_text_from_pdf(dest)
-                if text:
-                    await index_document(element.name, text, rag_collection)
-                    await cl.Message(content=f"✅ **{element.name}** indicizzato.").send()
+            file_path = os.path.join(workspace, element.name)
+            shutil.copy(element.path, file_path)
+
+            if "image" in element.mime:
+                images_for_vision.append(file_path)
+                msg_img = cl.Message(
+                    content=f"👁️ Analizzo immagine **{element.name}** con {VISION_MODEL}..."
+                )
+                await msg_img.send()
+
+                with open(file_path, "rb") as img_file:
+                    img_bytes = img_file.read()
+
+                client_sync = ollama.Client(host=OLLAMA_URL)
+                res = client_sync.chat(
+                    model=VISION_MODEL,
+                    messages=[{
+                        "role": "user",
+                        "content": (
+                            "Analizza questa immagine tecnica. Trascrivi testi, codici "
+                            "e descrivi diagrammi o tabelle in dettaglio."
+                        ),
+                        "images": [img_bytes],
+                    }],
+                )
+                desc = res["message"]["content"]
+                doc_context += f"\n\n[DESCRIZIONE IMMAGINE {element.name}]:\n{desc}"
+                msg_img.content = f"✅ Immagine analizzata:\n{desc[:200]}..."
+                await msg_img.update()
+
+            elif element.name.endswith((".pdf", ".docx")):
+                msg_doc = cl.Message(
+                    content=f"📄 Leggo **{element.name}** con Docling (tabelle/formule)..."
+                )
+                await msg_doc.send()
+
+                markdown_content = process_file_with_docling(file_path)
+                if markdown_content:
+                    chunks = await index_document(
+                        element.name, markdown_content, profile["rag_collection"]
+                    )
+                    msg_doc.content = (
+                        f"✅ **{element.name}**: Convertito e salvato {chunks} "
+                        "frammenti nel DB vettoriale."
+                    )
+                    doc_context += (
+                        f"\n\n[CONTENUTO FILE {element.name}]:\n"
+                        f"{markdown_content[:1000]}..."
+                    )
+                else:
+                    msg_doc.content = f"❌ Errore lettura {element.name}"
+                await msg_doc.update()
+
+    # 2. RAG RETRIEVAL
+    if rag_enabled and not images_for_vision:
+        rag_context = await search_hybrid(
+            message.content, profile["rag_collection"]
+        )
+
+    final_context = ""
+    if rag_context:
+        final_context += f"CONTESTO RAG:\n{rag_context}\n"
+    if doc_context:
+        final_context += f"CONTESTO SESSIONE CORRENTE:\n{doc_context}\n"
+
+    system_prompt = (
+        "Sei un assistente tecnico esperto. Usa il contesto fornito "
+        "(incluso Markdown di tabelle e descrizioni immagini) per "
+        "rispondere con precisione. Cita i documenti fonte."
+    )
 
-    # 2. RAG
-    context = ""
-    if rag_enabled:
-        context = await search_qdrant(message.content, rag_collection)
-    
-    system_prompt = "Sei un assistente esperto."
-    if context: system_prompt += f"\n\nCONTESTO:\n{context}"
-    
-    # 3. GENERAZIONE
-    client = ollama.AsyncClient(host=OLLAMA_URL)
     msg = cl.Message(content="")
     await msg.send()
-    
-    stream = await client.chat(
-        model=model,
-        messages=[{"role": "system", "content": system_prompt}, {"role": "user", "content": message.content}],
-        options={"temperature": temperature},
-        stream=True
-    )
-    
-    full_resp = ""
-    async for chunk in stream:
-        token = chunk['message']['content']
-        full_resp += token
-        await msg.stream_token(token)
-    await msg.update()
+
+    error = None
+
+    # 3. GENERAZIONE
+    try:
+        client_async = ollama.AsyncClient(host=OLLAMA_URL)
+        stream = await client_async.chat(
+            model=selected_model,
+            messages=[
+                {"role": "system", "content": system_prompt},
+                {
+                    "role": "user",
+                    "content": f"Domanda: {message.content}\n\n{final_context}",
+                },
+            ],
+            options={"temperature": temperature},
+            stream=True,
+        )
+
+        async for chunk in stream:
+            content = chunk["message"]["content"]
+            await msg.stream_token(content)
+        await msg.update()
+    except Exception as e:
+        error = str(e)
+        await msg.stream_token(f"❌ Errore AI: {error}")
+        await msg.update()
 
     # 4. SALVATAGGIO CODICE
-    if show_code:
-        blocks = re.findall(r"``````", full_resp, re.DOTALL)
-        elements = []
-        for code in blocks:
-            path = save_code_to_file(code.strip(), workspace)
-            elements.append(cl.File(name=os.path.basename(path), path=path, display="inline"))
-        if elements:
-            await cl.Message(content="💾 Codice salvato", elements=elements).send()
\ No newline at end of file
+    if profile["show_code"]:
+        code_blocks = re.findall(r"``````", msg.content, re.DOTALL)
+        if code_blocks:
+            for i, code in enumerate(code_blocks):
+                fname = f"script_{datetime.now().strftime('%H%M%S')}_{i}.py"
+                with open(os.path.join(workspace, fname), "w") as f:
+                    f.write(code.strip())
+                await cl.Message(
+                    content=f"💾 Script salvato: `{fname}`"
+                ).send()
+
+    # 5. METRICHE (ALLA FINE)
+    elapsed = time.time() - start_time
+
+    # Se rag_context è una stringa concatenata, puoi stimare i "rag_hits"
+    # contando i separatori che usi in search_hybrid (es. '--- DA ')
+    if rag_context:
+        rag_hits = rag_context.count("--- DA ")
+    else:
+        rag_hits = 0
+
+    metrics = {
+        "response_time": elapsed,
+        "rag_hits": rag_hits,
+        "model": selected_model,
+        "user_role": profile["role"],
+        "error": error,
+    }
+
+    await log_metrics(metrics)
diff --git a/Marimo_Multi-User_Hub.md b/bck/Marimo_Multi-User_Hub.md
similarity index 100%
rename from Marimo_Multi-User_Hub.md
rename to bck/Marimo_Multi-User_Hub.md
diff --git a/PROMPT_V2.md b/bck/PROMPT_V2.md
similarity index 100%
rename from PROMPT_V2.md
rename to bck/PROMPT_V2.md
diff --git a/SPEC.md b/bck/SPEC.md
similarity index 100%
rename from SPEC.md
rename to bck/SPEC.md
diff --git a/bck/app-bck212.py b/bck/app-bck212.py
new file mode 100644
index 00000000..230d6b51
--- /dev/null
+++ b/bck/app-bck212.py
@@ -0,0 +1,344 @@
+import os
+import re
+import uuid
+import shutil
+from datetime import datetime
+from typing import Optional, Dict, List
+import chainlit as cl
+import ollama
+import fitz  # PyMuPDF
+from qdrant_client import AsyncQdrantClient
+from qdrant_client.models import PointStruct, Distance, VectorParams
+from chainlit.data.sql_alchemy import SQLAlchemyDataLayer
+
+# === FIX IMPORT ROBUSTO ===
+# Gestisce le differenze tra le versioni di Chainlit 2.x
+try:
+    from chainlit.data.storage_clients import BaseStorageClient
+except ImportError:
+    try:
+        from chainlit.data.base import BaseStorageClient
+    except ImportError:
+        from chainlit.data.storage_clients.base import BaseStorageClient
+
+# === CONFIGURAZIONE ===
+DATABASE_URL = os.getenv("DATABASE_URL", "postgresql+asyncpg://ai_user:secure_password_here@postgres:5432/ai_station")
+OLLAMA_URL = os.getenv("OLLAMA_URL", "http://192.168.1.243:11434")
+QDRANT_URL = os.getenv("QDRANT_URL", "http://qdrant:6333")
+WORKSPACES_DIR = "./workspaces"
+STORAGE_DIR = "./.files"
+
+os.makedirs(STORAGE_DIR, exist_ok=True)
+os.makedirs(WORKSPACES_DIR, exist_ok=True)
+
+# === MAPPING UTENTI E RUOLI ===
+USER_PROFILES = {
+    "giuseppe@defranceschi.pro": {
+        "role": "admin",
+        "name": "Giuseppe",
+        "workspace": "admin_workspace",
+        "rag_collection": "admin_docs",
+        "capabilities": ["debug", "system_prompts", "user_management", "all_models"],
+        "show_code": True
+    },
+    "federica.tecchio@gmail.com": {
+        "role": "business",
+        "name": "Federica",
+        "workspace": "business_workspace",
+        "rag_collection": "contabilita",
+        "capabilities": ["pdf_upload", "basic_chat"],
+        "show_code": False
+    },
+    "giuseppe.defranceschi@gmail.com": {
+        "role": "admin",
+        "name": "Giuseppe",
+        "workspace": "admin_workspace",
+        "rag_collection": "admin_docs",
+        "capabilities": ["debug", "system_prompts", "user_management", "all_models"],
+        "show_code": True
+    },
+        "riccardob545@gmail.com": {
+        "role": "engineering",
+        "name": "Riccardo",
+        "workspace": "engineering_workspace",
+        "rag_collection": "engineering_docs",
+        "capabilities": ["code_execution", "data_viz", "advanced_chat"],
+        "show_code": True
+    },
+    "giuliadefranceschi05@gmail.com": {
+        "role": "architecture",
+        "name": "Giulia",
+        "workspace": "architecture_workspace",
+        "rag_collection": "architecture_manuals",
+        "capabilities": ["visual_chat", "pdf_upload", "image_gen"],
+        "show_code": False
+    }
+}
+
+# === CUSTOM LOCAL STORAGE CLIENT (FIXED) ===# Questa classe ora implementa tutti i metodi astratti richiesti da Chainlit 2.8.3
+class LocalStorageClient(BaseStorageClient):
+    """Storage locale su filesystem per file/elementi"""
+    
+    def __init__(self, storage_path: str):
+        self.storage_path = storage_path
+        os.makedirs(storage_path, exist_ok=True)
+    
+    async def upload_file(
+        self,
+        object_key: str,
+        data: bytes,
+        mime: str = "application/octet-stream",
+        overwrite: bool = True,
+    ) -> Dict[str, str]:
+        file_path = os.path.join(self.storage_path, object_key)
+        os.makedirs(os.path.dirname(file_path), exist_ok=True)
+        with open(file_path, "wb") as f:
+            f.write(data)
+        return {"object_key": object_key, "url": f"/files/{object_key}"}
+
+    # Implementazione metodi obbligatori mancanti nella versione precedente
+    async def get_read_url(self, object_key: str) -> str:
+        return f"/files/{object_key}"
+
+    async def delete_file(self, object_key: str) -> bool:
+        file_path = os.path.join(self.storage_path, object_key)
+        if os.path.exists(file_path):
+            os.remove(file_path)
+            return True
+        return False
+
+    async def close(self):
+        pass
+
+# === DATA LAYER ===
+@cl.data_layer
+def get_data_layer():
+    return SQLAlchemyDataLayer(
+        conninfo=DATABASE_URL,
+        user_thread_limit=1000,
+        storage_provider=LocalStorageClient(storage_path=STORAGE_DIR)
+    )
+
+# === OAUTH CALLBACK ===
+@cl.oauth_callback
+def oauth_callback(
+    provider_id: str,
+    token: str,
+    raw_user_data: Dict[str, str],
+    default_user: cl.User,
+) -> Optional[cl.User]:
+    if provider_id == "google":
+        email = raw_user_data.get("email", "").lower()
+        
+        # Verifica se utente è autorizzato (opzionale: blocca se non in lista)
+        # if email not in USER_PROFILES:
+        #    return None
+        
+        # Recupera profilo o usa default Guest
+        profile = USER_PROFILES.get(email, get_user_profile("guest"))
+        
+        default_user.metadata.update({
+            "picture": raw_user_data.get("picture", ""),
+            "role": profile["role"],
+            "workspace": profile["workspace"],
+            "rag_collection": profile["rag_collection"],
+            "capabilities": profile["capabilities"],
+            "show_code": profile["show_code"],
+            "display_name": profile["name"]
+        })
+        return default_user
+    return default_user
+
+# === UTILITY FUNCTIONS ===
+def get_user_profile(user_email: str) -> Dict:
+    return USER_PROFILES.get(user_email.lower(), {
+        "role": "guest",
+        "name": "Ospite",
+        "workspace": "guest_workspace",
+        "rag_collection": "documents",
+        "capabilities": [],
+        "show_code": False
+    })
+
+def create_workspace(workspace_name: str) -> str:
+    path = os.path.join(WORKSPACES_DIR, workspace_name)
+    os.makedirs(path, exist_ok=True)
+    return path
+
+def save_code_to_file(code: str, workspace: str) -> str:
+    timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
+    file_name = f"code_{timestamp}.py"
+    file_path = os.path.join(WORKSPACES_DIR, workspace, file_name)
+    with open(file_path, "w", encoding="utf-8") as f:
+        f.write(code)
+    return file_path
+
+def extract_text_from_pdf(pdf_path: str) -> str:
+    try:
+        doc = fitz.open(pdf_path)
+        text = "\n".join([page.get_text() for page in doc])
+        doc.close()
+        return text
+    except Exception:
+        return ""
+
+# === QDRANT FUNCTIONS ===
+async def get_qdrant_client() -> AsyncQdrantClient:
+    return AsyncQdrantClient(url=QDRANT_URL)
+
+async def ensure_collection(collection_name: str):
+    client = await get_qdrant_client()
+    if not await client.collection_exists(collection_name):
+        await client.create_collection(
+            collection_name=collection_name,
+            vectors_config=VectorParams(size=768, distance=Distance.COSINE)
+        )
+
+async def get_embeddings(text: str) -> list:
+    client = ollama.Client(host=OLLAMA_URL)
+    try:
+        response = client.embed(model='nomic-embed-text', input=text[:2000])
+        if 'embeddings' in response: return response['embeddings'][0]
+        return response.get('embedding', [])
+    except: return []
+
+async def index_document(file_name: str, content: str, collection_name: str) -> bool:
+    try:
+        await ensure_collection(collection_name)
+        embedding = await get_embeddings(content)
+        if not embedding: return False
+        
+        qdrant = await get_qdrant_client()
+        await qdrant.upsert(
+            collection_name=collection_name,
+            points=[PointStruct(
+                id=str(uuid.uuid4()),
+                vector=embedding,
+                payload={"file_name": file_name, "content": content[:3000], "indexed_at": datetime.now().isoformat()}
+            )]
+        )
+        return True
+    except: return False
+
+async def search_qdrant(query: str, collection: str) -> str:
+    try:
+        client = await get_qdrant_client()
+        if not await client.collection_exists(collection): return ""
+        emb = await get_embeddings(query)
+        if not emb: return ""
+        res = await client.query_points(collection_name=collection, query=emb, limit=3)
+        return "\n\n".join([hit.payload['content'] for hit in res.points if hit.payload])
+    except: return ""
+
+# === CHAINLIT HANDLERS ===
+
+@cl.on_chat_start
+async def on_chat_start():
+    user = cl.user_session.get("user")
+    
+    if not user:
+        # Fallback locale se non c'è auth
+        user_email = "guest@local"
+        profile = get_user_profile(user_email)
+    else:
+        user_email = user.identifier
+        # I metadati sono già popolati dalla callback oauth
+        profile = USER_PROFILES.get(user_email, get_user_profile("guest"))
+
+    # Salva in sessione
+    cl.user_session.set("email", user_email)
+    cl.user_session.set("role", profile["role"])
+    cl.user_session.set("workspace", profile["workspace"])
+    cl.user_session.set("rag_collection", profile["rag_collection"])
+    cl.user_session.set("show_code", profile["show_code"])
+    
+    create_workspace(profile["workspace"])
+
+    # === SETTINGS WIDGETS ===
+    settings_widgets = [
+        cl.input_widget.Select(
+            id="model",
+            label="Modello AI",
+            values=["glm-4.6:cloud", "llama3.2", "mistral", "qwen2.5-coder:32b"],
+            initial_value="glm-4.6:cloud",
+        ),
+        cl.input_widget.Slider(
+            id="temperature",
+            label="Temperatura",
+            initial=0.7, min=0, max=2, step=0.1,
+        ),
+    ]
+    if profile["role"] == "admin":
+        settings_widgets.append(cl.input_widget.Switch(id="rag_enabled", label="Abilita RAG", initial=True))
+    
+    await cl.ChatSettings(settings_widgets).send()
+    
+    await cl.Message(
+        content=f"👋 Ciao **{profile['name']}**!\n"
+                f"Ruolo: `{profile['role']}` | Workspace: `{profile['workspace']}`\n"
+    ).send()
+
+@cl.on_settings_update
+async def on_settings_update(settings):
+    cl.user_session.set("settings", settings)
+    await cl.Message(content="✅ Impostazioni aggiornate").send()
+
+@cl.on_message
+async def on_message(message: cl.Message):
+    workspace = cl.user_session.get("workspace")
+    rag_collection = cl.user_session.get("rag_collection")
+    user_role = cl.user_session.get("role")
+    show_code = cl.user_session.get("show_code")
+    
+    settings = cl.user_session.get("settings", {})
+    model = settings.get("model", "glm-4.6:cloud")
+    temperature = settings.get("temperature", 0.7)
+    rag_enabled = settings.get("rag_enabled", True) if user_role == "admin" else True
+
+    # 1. GESTIONE FILE
+    if message.elements:
+        for element in message.elements:
+            dest = os.path.join(WORKSPACES_DIR, workspace, element.name)
+            shutil.copy(element.path, dest)
+            if element.name.endswith(".pdf"):
+                text = extract_text_from_pdf(dest)
+                if text:
+                    await index_document(element.name, text, rag_collection)
+                    await cl.Message(content=f"✅ **{element.name}** indicizzato.").send()
+
+    # 2. RAG
+    context = ""
+    if rag_enabled:
+        context = await search_qdrant(message.content, rag_collection)
+    
+    system_prompt = "Sei un assistente esperto."
+    if context: system_prompt += f"\n\nCONTESTO:\n{context}"
+    
+    # 3. GENERAZIONE
+    client = ollama.AsyncClient(host=OLLAMA_URL)
+    msg = cl.Message(content="")
+    await msg.send()
+    
+    stream = await client.chat(
+        model=model,
+        messages=[{"role": "system", "content": system_prompt}, {"role": "user", "content": message.content}],
+        options={"temperature": temperature},
+        stream=True
+    )
+    
+    full_resp = ""
+    async for chunk in stream:
+        token = chunk['message']['content']
+        full_resp += token
+        await msg.stream_token(token)
+    await msg.update()
+
+    # 4. SALVATAGGIO CODICE
+    if show_code:
+        blocks = re.findall(r"``````", full_resp, re.DOTALL)
+        elements = []
+        for code in blocks:
+            path = save_code_to_file(code.strip(), workspace)
+            elements.append(cl.File(name=os.path.basename(path), path=path, display="inline"))
+        if elements:
+            await cl.Message(content="💾 Codice salvato", elements=elements).send()
\ No newline at end of file
diff --git a/app-final.py b/bck/app-final.py
similarity index 100%
rename from app-final.py
rename to bck/app-final.py
diff --git a/app-oauth2.py b/bck/app-oauth2.py
similarity index 100%
rename from app-oauth2.py
rename to bck/app-oauth2.py
diff --git a/app.py.backup b/bck/app.py.backup
similarity index 100%
rename from app.py.backup
rename to bck/app.py.backup
diff --git a/app.py.broken-082810 b/bck/app.py.broken-082810
similarity index 100%
rename from app.py.broken-082810
rename to bck/app.py.broken-082810
diff --git a/app.py.broken-20251229-081214 b/bck/app.py.broken-20251229-081214
similarity index 100%
rename from app.py.broken-20251229-081214
rename to bck/app.py.broken-20251229-081214
diff --git a/bck/cpu.txt b/bck/cpu.txt
new file mode 100644
index 00000000..acc5b76d
--- /dev/null
+++ b/bck/cpu.txt
@@ -0,0 +1,39 @@
+Architecture:                         x86_64
+CPU op-mode(s):                       32-bit, 64-bit
+Address sizes:                        40 bits physical, 48 bits virtual
+Byte Order:                           Little Endian
+CPU(s):                               16
+On-line CPU(s) list:                  0-15
+Vendor ID:                            GenuineIntel
+Model name:                           QEMU Virtual CPU version 2.5+
+CPU family:                           15
+Model:                                107
+Thread(s) per core:                   1
+Core(s) per socket:                   4
+Socket(s):                            4
+Stepping:                             1
+BogoMIPS:                             4999.99
+Flags:                                fpu de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx lm constant_tsc nopl xtopology cpuid tsc_known_freq pni ssse3 cx16 sse4_1 sse4_2 x2apic popcnt aes hypervisor lahf_lm cpuid_fault pti
+Hypervisor vendor:                    KVM
+Virtualization type:                  full
+L1d cache:                            512 KiB (16 instances)
+L1i cache:                            512 KiB (16 instances)
+L2 cache:                             64 MiB (16 instances)
+L3 cache:                             64 MiB (4 instances)
+NUMA node(s):                         1
+NUMA node0 CPU(s):                    0-15
+Vulnerability Gather data sampling:   Not affected
+Vulnerability Itlb multihit:          KVM: Mitigation: VMX unsupported
+Vulnerability L1tf:                   Mitigation; PTE Inversion
+Vulnerability Mds:                    Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown
+Vulnerability Meltdown:               Mitigation; PTI
+Vulnerability Mmio stale data:        Unknown: No mitigations
+Vulnerability Reg file data sampling: Not affected
+Vulnerability Retbleed:               Not affected
+Vulnerability Spec rstack overflow:   Not affected
+Vulnerability Spec store bypass:      Vulnerable
+Vulnerability Spectre v1:             Mitigation; usercopy/swapgs barriers and __user pointer sanitization
+Vulnerability Spectre v2:             Mitigation; Retpolines; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Retpoline
+Vulnerability Srbds:                  Not affected
+Vulnerability Tsx async abort:        Not affected
+Vulnerability Vmscape:                Not affected
diff --git a/debugchainlit-app.txt b/bck/debugchainlit-app.txt
similarity index 100%
rename from debugchainlit-app.txt
rename to bck/debugchainlit-app.txt
diff --git a/debugchanlit-app.txt b/bck/debugchanlit-app.txt
similarity index 100%
rename from debugchanlit-app.txt
rename to bck/debugchanlit-app.txt
diff --git a/docker.logs b/bck/docker.logs
similarity index 100%
rename from docker.logs
rename to bck/docker.logs
diff --git a/dockerignore  b/bck/dockerignore 
similarity index 100%
rename from dockerignore 
rename to bck/dockerignore 
diff --git a/bck/error.log b/bck/error.log
new file mode 100644
index 00000000..9de595d7
--- /dev/null
+++ b/bck/error.log
@@ -0,0 +1,717 @@
+ai-station-app       | [INFO] 2025-12-31 10:20:23,724 [RapidOCR] download_file.py:82: Download size: 25.67MB
+ai-station-app       | [INFO] 2025-12-31 10:20:27,451 [RapidOCR] download_file.py:95: Successfully saved to: /usr/local/lib/python3.11/site-packages/rapidocr/models/ch_PP-OCRv4_rec_infer.pth
+ai-station-app       | [INFO] 2025-12-31 10:20:27,460 [RapidOCR] main.py:50: Using /usr/local/lib/python3.11/site-packages/rapidocr/models/ch_PP-OCRv4_rec_infer.pth
+ai-station-app       | 2025-12-31 10:20:28 - Auto OCR model selected rapidocr with torch.
+ai-station-app       | 2025-12-31 10:20:28 - Loading plugin 'docling_defaults'
+ai-station-app       | 2025-12-31 10:20:28 - Registered layout engines: ['docling_layout_default', 'docling_experimental_table_crops_layout']
+ai-station-app       | 2025-12-31 10:20:28 - Accelerator device: 'cpu'
+ai-station-app       | 2025-12-31 10:20:59 - Loading plugin 'docling_defaults'
+ai-station-app       | 2025-12-31 10:20:59 - Registered table structure engines: ['docling_tableformer']
+ai-station-app       | 2025-12-31 10:22:00 - Accelerator device: 'cpu'
+ai-station-app       | 2025-12-31 10:22:02 - Processing document esempio manuale Omron.pdf
+ai-station-app       | 2025-12-31 10:23:07 - Finished converting document esempio manuale Omron.pdf in 173.75 sec.
+ai-station-app       | 2025-12-31 10:23:07 - HTTP Request: GET http://qdrant:6333 "HTTP/1.1 200 OK"
+ai-station-app       | 2025-12-31 10:23:07 - An unexpected error occurred:
+ai-station-app       | 2025-12-31 10:23:07 - Translation file for it-IT not found. Using default translation en-US.
+ai-station-qdrant    | 2025-12-31T10:23:07.266024Z  INFO actix_web::middleware::logger: 172.18.0.4 "GET /collections/admin_docs/exists HTTP/1.1" 200 69 "-" "python-client/1.16.2 python/3.11.14" 0.001423
+ai-station-app       | 2025-12-31 10:23:07 - HTTP Request: GET http://qdrant:6333/collections/admin_docs/exists "HTTP/1.1 200 OK"
+ai-station-qdrant    | 2025-12-31T10:23:07.422109Z  INFO storage::content_manager::toc::collection_meta_ops: Creating collection admin_docs
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-426' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-429' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-432' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-434' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-437' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-439' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-441' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-443' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-446' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-448' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-450' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-452' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-454' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-457' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-459' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-461' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-463' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-465' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-467' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-469' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-471' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-474' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-478' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-480' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-482' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-484' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-486' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-488' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-490' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-492' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-494' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-496' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-498' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-501' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-503' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | 2025-12-31 10:23:07 - Task exception was never retrieved
+ai-station-app       | future: <Task finished name='Task-505' coro=<AsyncServer._handle_event_internal() done, defined at /usr/local/lib/python3.11/site-packages/socketio/async_server.py:605> exception=ValueError('Session not found')>
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/asyncio/tasks.py", line 277, in __step
+ai-station-app       |     result = coro.send(None)
+ai-station-app       |              ^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 607, in _handle_event_internal
+ai-station-app       |     r = await server._trigger_event(data[0], namespace, sid, *data[1:])
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/socketio/async_server.py", line 634, in _trigger_event
+ai-station-app       |     ret = await handler(*args)
+ai-station-app       |           ^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/socket.py", line 323, in window_message
+ai-station-app       |     session = WebsocketSession.require(sid)
+ai-station-app       |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/session.py", line 354, in require
+ai-station-app       |     raise ValueError("Session not found")
+ai-station-app       | ValueError: Session not found
+ai-station-app       | post request handler error
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/engineio/async_server.py", line 306, in handle_request
+ai-station-app       |     await socket.handle_post_request(environ)
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/engineio/async_socket.py", line 109, in handle_post_request
+ai-station-app       |     p = payload.Payload(encoded_payload=body)
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/engineio/payload.py", line 13, in __init__
+ai-station-app       |     self.decode(encoded_payload)
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/engineio/payload.py", line 44, in decode
+ai-station-app       |     raise ValueError('Too many packets in payload')
+ai-station-app       | ValueError: Too many packets in payload
+ai-station-app       | 2025-12-31 10:23:07 - post request handler error
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/engineio/async_server.py", line 306, in handle_request
+ai-station-app       |     await socket.handle_post_request(environ)
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/engineio/async_socket.py", line 109, in handle_post_request
+ai-station-app       |     p = payload.Payload(encoded_payload=body)
+ai-station-app       |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/engineio/payload.py", line 13, in __init__
+ai-station-app       |     self.decode(encoded_payload)
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/engineio/payload.py", line 44, in decode
+ai-station-app       |     raise ValueError('Too many packets in payload')
+ai-station-app       | ValueError: Too many packets in payload
+ai-station-qdrant    | 2025-12-31T10:23:07.898915Z  INFO actix_web::middleware::logger: 172.18.0.4 "PUT /collections/admin_docs HTTP/1.1" 200 57 "-" "python-client/1.16.2 python/3.11.14" 0.478796
+ai-station-app       | 2025-12-31 10:23:07 - HTTP Request: PUT http://qdrant:6333/collections/admin_docs "HTTP/1.1 200 OK"
+ai-station-app       | 2025-12-31 10:23:08 - HTTP Request: GET http://qdrant:6333 "HTTP/1.1 200 OK"
+ai-station-qdrant    | 2025-12-31T10:23:12.256007Z  INFO actix_web::middleware::logger: 172.18.0.4 "PUT /collections/admin_docs/points?wait=true HTTP/1.1" 200 84 "-" "python-client/1.16.2 python/3.11.14" 0.128378
+ai-station-app       | 2025-12-31 10:23:12 - HTTP Request: PUT http://qdrant:6333/collections/admin_docs/points?wait=true "HTTP/1.1 200 OK"
+ai-station-app       | 2025-12-31 10:23:12 - HTTP Request: GET http://qdrant:6333 "HTTP/1.1 200 OK"
+ai-station-qdrant    | 2025-12-31T10:23:12.413564Z  INFO actix_web::middleware::logger: 172.18.0.4 "GET /collections/admin_docs/exists HTTP/1.1" 200 68 "-" "python-client/1.16.2 python/3.11.14" 0.006418
+ai-station-app       | 2025-12-31 10:23:12 - HTTP Request: GET http://qdrant:6333/collections/admin_docs/exists "HTTP/1.1 200 OK"
+ai-station-app       | 2025-12-31 10:23:12 - module 'chainlit.data' has no attribute 'qdrant_client'
+ai-station-app       | Traceback (most recent call last):
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/utils.py", line 57, in wrapper
+ai-station-app       |     return await user_function(**params_values)
+ai-station-app       |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/usr/local/lib/python3.11/site-packages/chainlit/callbacks.py", line 161, in with_parent_id
+ai-station-app       |     await func(message)
+ai-station-app       |   File "/app/app.py", line 250, in main
+ai-station-app       |     rag_context = await search_hybrid(message.content, profile["rag_collection"])
+ai-station-app       |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       |   File "/app/app.py", line 166, in search_hybrid
+ai-station-app       |     cl.data.qdrant_client.models.Prefetch(
+ai-station-app       |     ^^^^^^^^^^^^^^^^^^^^^
+ai-station-app       | AttributeError: module 'chainlit.data' has no attribute 'qdrant_client'
+ai-station-app       | 2025-12-31 10:23:28 - Translation file for it-IT not found. Using default translation en-US.
+ai-station-postgres  | 2025-12-31 10:23:35.822 UTC [28] LOG:  checkpoint starting: time
+ai-station-postgres  | 2025-12-31 10:23:37.312 UTC [28] LOG:  checkpoint complete: wrote 17 buffers (0.1%); 0 WAL file(s) added, 0 removed, 0 recycled; write=1.428 s, sync=0.019 s, total=1.491 s; sync files=11, longest=0.009 s, average=0.002 s; distance=68 kB, estimate=68 kB
+^C
+giuseppe@ai-srv:~/ai-station$
\ No newline at end of file
diff --git a/requirements-backup.txt b/bck/requirements-backup.txt
similarity index 100%
rename from requirements-backup.txt
rename to bck/requirements-backup.txt
diff --git a/requirements-oauth2.txt b/bck/requirements-oauth2.txt
similarity index 100%
rename from requirements-oauth2.txt
rename to bck/requirements-oauth2.txt
diff --git a/docker-compose.yml b/docker-compose.yml
index c32439ea..3058954f 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3.8'
-
 services:
   chainlit-app:
     build: .
@@ -12,7 +10,7 @@ services:
       - DATABASE_URL=postgresql+asyncpg://ai_user:secure_password_here@postgres:5432/ai_station
       - OLLAMA_URL=http://192.168.1.243:11434
       - QDRANT_URL=http://qdrant:6333
-      - BGE_API_URL=http://192.168.1.243:8001
+      - BGE_API_URL=http://192.168.1.243:8001/embed
     volumes:
       - ./workspaces:/app/workspaces
       - ./public:/app/public  # ⬅️ VERIFICA QUESTO
diff --git a/error.log b/error.log
deleted file mode 100644
index 5d66a3e8..00000000
--- a/error.log
+++ /dev/null
@@ -1,133 +0,0 @@
-qdrant-1  |            _                 _    
-chainlit-app-1  | 2025-12-25 18:05:12 - INFO - chainlit - Your app is available at http://0.0.0.0:8000
-postgres-1      | 
-postgres-1      | PostgreSQL Database directory appears to contain a database; Skipping initialization
-postgres-1      | 
-postgres-1      | 2025-12-25 16:38:01.071 UTC [1] LOG:  starting PostgreSQL 18.1 (Debian 18.1-1.pgdg13+2) on x86_64-pc-linux-gnu, compiled by gcc (Debian 14.2.0-19) 14.2.0, 64-bit
-qdrant-1        |   __ _  __| |_ __ __ _ _ __ | |_  
-qdrant-1        |  / _` |/ _` | '__/ _` | '_ \| __| 
-qdrant-1        | | (_| | (_| | | | (_| | | | | |_  
-qdrant-1        |  \__, |\__,_|_|  \__,_|_| |_|\__| 
-postgres-1      | 2025-12-25 16:38:01.072 UTC [1] LOG:  listening on IPv4 address "0.0.0.0", port 5432
-postgres-1      | 2025-12-25 16:38:01.072 UTC [1] LOG:  listening on IPv6 address "::", port 5432
-postgres-1      | 2025-12-25 16:38:01.093 UTC [1] LOG:  listening on Unix socket "/var/run/postgresql/.s.PGSQL.5432"
-postgres-1      | 2025-12-25 16:38:01.126 UTC [32] LOG:  database system was shut down at 2025-12-25 14:34:55 UTC
-postgres-1      | 2025-12-25 16:38:01.155 UTC [1] LOG:  database system is ready to accept connections
-qdrant-1        |     |_|                           
-qdrant-1        | 
-qdrant-1        | Access web UI at https://ui.qdrant.tech/?v=v1.0.0
-qdrant-1        | 
-qdrant-1        | [2025-12-25T16:38:00.816Z INFO  storage::content_manager::consensus::persistent] Initializing new raft state at ./storage/raft_state
-qdrant-1        | [2025-12-25T16:38:00.861Z INFO  qdrant] Distributed mode disabled
-qdrant-1        | [2025-12-25T16:38:00.861Z INFO  qdrant] Telemetry reporting enabled, id: e6113e43-627c-471d-8374-0f1b61799d76
-qdrant-1        | [2025-12-25T16:38:00.872Z INFO  qdrant::tonic] Qdrant gRPC listening on 6334
-qdrant-1        | [2025-12-25T16:38:00.890Z INFO  actix_server::builder] Starting 3 workers
-qdrant-1        | [2025-12-25T16:38:00.890Z INFO  actix_server::server] Actix runtime found; starting in Actix runtime
-qdrant-1        | [2025-12-25T16:39:02.504Z INFO  actix_server::server] SIGTERM received; starting graceful shutdown
-qdrant-1        | [2025-12-25T16:39:02.505Z INFO  actix_server::worker] Shutting down idle worker
-qdrant-1        | [2025-12-25T16:39:02.508Z INFO  actix_server::accept] Accept thread stopped
-qdrant-1        | [2025-12-25T16:39:02.508Z INFO  actix_server::worker] Shutting down idle worker
-qdrant-1        | [2025-12-25T16:39:02.508Z INFO  actix_server::worker] Shutting down idle worker
-qdrant-1        |            _                 _    
-qdrant-1        |   __ _  __| |_ __ __ _ _ __ | |_  
-qdrant-1        |  / _` |/ _` | '__/ _` | '_ \| __| 
-qdrant-1        | | (_| | (_| | | | (_| | | | | |_  
-postgres-1      | 2025-12-25 16:39:02.495 UTC [1] LOG:  received fast shutdown request
-postgres-1      | 2025-12-25 16:39:02.505 UTC [1] LOG:  aborting any active transactions
-postgres-1      | 2025-12-25 16:39:02.521 UTC [1] LOG:  background worker "logical replication launcher" (PID 35) exited with exit code 1
-postgres-1      | 2025-12-25 16:39:02.521 UTC [30] LOG:  shutting down
-postgres-1      | 2025-12-25 16:39:02.533 UTC [30] LOG:  checkpoint starting: shutdown immediate
-chainlit-app-1  | 2025-12-25 18:05:25 - INFO - httpx - HTTP Request: GET http://qdrant:6333 "HTTP/1.1 200 OK"
-chainlit-app-1  | /app/app.py:43: UserWarning: Qdrant client version 1.16.2 is incompatible with server version 1.0.0. Major versions should match and minor version difference must not exceed 1. Set check_compatibility=False to skip version check.
-chainlit-app-1  |   return QdrantClient(url=QDRANT_URL)
-qdrant-1        |  \__, |\__,_|_|  \__,_|_| |_|\__| 
-chainlit-app-1  | 2025-12-25 18:05:25 - INFO - httpx - HTTP Request: GET http://qdrant:6333/collections/documents "HTTP/1.1 404 Not Found"
-chainlit-app-1  | 2025-12-25 18:06:08 - WARNING - chainlit - Translation file for it-IT not found. Using parent translation it.
-chainlit-app-1  | 2025-12-25 18:06:10 - WARNING - chainlit - Translation file for it-IT not found. Using parent translation it.
-qdrant-1        |     |_|                           
-qdrant-1        | 
-qdrant-1        | Access web UI at https://ui.qdrant.tech/?v=v1.0.0
-qdrant-1        | 
-qdrant-1        | [2025-12-25T16:43:53.592Z INFO  storage::content_manager::consensus::persistent] Loading raft state from ./storage/raft_state
-qdrant-1        | [2025-12-25T16:43:53.612Z INFO  qdrant] Distributed mode disabled
-postgres-1      | 2025-12-25 16:39:02.601 UTC [30] LOG:  checkpoint complete: wrote 0 buffers (0.0%), wrote 3 SLRU buffers; 0 WAL file(s) added, 0 removed, 0 recycled; write=0.019 s, sync=0.009 s, total=0.079 s; sync files=2, longest=0.005 s, average=0.005 s; distance=0 kB, estimate=0 kB; lsn=0/1BEF980, redo lsn=0/1BEF980
-postgres-1      | 2025-12-25 16:39:02.644 UTC [1] LOG:  database system is shut down
-postgres-1      | 
-postgres-1      | PostgreSQL Database directory appears to contain a database; Skipping initialization
-postgres-1      | 
-postgres-1      | 2025-12-25 16:43:53.946 UTC [1] LOG:  starting PostgreSQL 18.1 (Debian 18.1-1.pgdg13+2) on x86_64-pc-linux-gnu, compiled by gcc (Debian 14.2.0-19) 14.2.0, 64-bit
-postgres-1      | 2025-12-25 16:43:53.947 UTC [1] LOG:  listening on IPv4 address "0.0.0.0", port 5432
-postgres-1      | 2025-12-25 16:43:53.947 UTC [1] LOG:  listening on IPv6 address "::", port 5432
-qdrant-1        | [2025-12-25T16:43:53.612Z INFO  qdrant] Telemetry reporting enabled, id: 2a83356a-9770-47d3-a0bd-638f75769522
-qdrant-1        | [2025-12-25T16:43:53.615Z INFO  qdrant::tonic] Qdrant gRPC listening on 6334
-qdrant-1        | [2025-12-25T16:43:53.616Z INFO  actix_server::builder] Starting 3 workers
-postgres-1      | 2025-12-25 16:43:53.965 UTC [1] LOG:  listening on Unix socket "/var/run/postgresql/.s.PGSQL.5432"
-postgres-1      | 2025-12-25 16:43:53.990 UTC [32] LOG:  database system was shut down at 2025-12-25 16:39:02 UTC
-postgres-1      | 2025-12-25 16:43:54.013 UTC [1] LOG:  database system is ready to accept connections
-postgres-1      | 2025-12-25 16:48:54.089 UTC [30] LOG:  checkpoint starting: time
-postgres-1      | 2025-12-25 16:48:54.175 UTC [30] LOG:  checkpoint complete: wrote 0 buffers (0.0%), wrote 3 SLRU buffers; 0 WAL file(s) added, 0 removed, 0 recycled; write=0.036 s, sync=0.009 s, total=0.088 s; sync files=2, longest=0.005 s, average=0.005 s; distance=0 kB, estimate=0 kB; lsn=0/1BEFA88, redo lsn=0/1BEFA30
-postgres-1      | 2025-12-25 16:56:42.002 UTC [1] LOG:  received fast shutdown request
-postgres-1      | 2025-12-25 16:56:42.018 UTC [1] LOG:  aborting any active transactions
-postgres-1      | 2025-12-25 16:56:42.026 UTC [1] LOG:  background worker "logical replication launcher" (PID 35) exited with exit code 1
-postgres-1      | 2025-12-25 16:56:42.030 UTC [30] LOG:  shutting down
-postgres-1      | 2025-12-25 16:56:42.039 UTC [30] LOG:  checkpoint starting: shutdown immediate
-postgres-1      | 2025-12-25 16:56:42.086 UTC [30] LOG:  checkpoint complete: wrote 0 buffers (0.0%), wrote 0 SLRU buffers; 0 WAL file(s) added, 0 removed, 0 recycled; write=0.004 s, sync=0.001 s, total=0.057 s; sync files=0, longest=0.000 s, average=0.000 s; distance=0 kB, estimate=0 kB; lsn=0/1BEFB38, redo lsn=0/1BEFB38
-postgres-1      | 2025-12-25 16:56:42.131 UTC [1] LOG:  database system is shut down
-postgres-1      | 
-postgres-1      | PostgreSQL Database directory appears to contain a database; Skipping initialization
-postgres-1      | 
-chainlit-app-1  | 2025-12-25 18:06:10 - WARNING - chainlit - Translated markdown file for it-IT not found. Defaulting to chainlit.md.
-chainlit-app-1  | 2025-12-25 18:06:13 - INFO - chainlit - Missing custom logo. Falling back to default logo.
-chainlit-app-1  | 2025-12-25 18:06:21 - WARNING - chainlit - Translation file for it-IT not found. Using parent translation it.
-chainlit-app-1  | 2025-12-25 18:06:21 - WARNING - chainlit - Translation file for it-IT not found. Using parent translation it.
-qdrant-1        | [2025-12-25T16:43:53.617Z INFO  actix_server::server] Actix runtime found; starting in Actix runtime
-qdrant-1        | [2025-12-25T16:56:42.005Z INFO  actix_server::server] SIGTERM received; starting graceful shutdown
-qdrant-1        | [2025-12-25T16:56:42.006Z INFO  actix_server::worker] Shutting down idle worker
-qdrant-1        | [2025-12-25T16:56:42.006Z INFO  actix_server::worker] Shutting down idle worker
-qdrant-1        | [2025-12-25T16:56:42.007Z INFO  actix_server::worker] Shutting down idle worker
-qdrant-1        | [2025-12-25T16:56:42.007Z INFO  actix_server::accept] Accept thread stopped
-qdrant-1        |            _                 _    
-qdrant-1        |   __ _  __| |_ __ __ _ _ __ | |_  
-qdrant-1        |  / _` |/ _` | '__/ _` | '_ \| __| 
-qdrant-1        | | (_| | (_| | | | (_| | | | | |_  
-qdrant-1        |  \__, |\__,_|_|  \__,_|_| |_|\__| 
-qdrant-1        |     |_|                           
-qdrant-1        | 
-qdrant-1        | Access web UI at https://ui.qdrant.tech/?v=v1.0.0
-qdrant-1        | 
-qdrant-1        | [2025-12-25T16:56:52.790Z INFO  storage::content_manager::consensus::persistent] Loading raft state from ./storage/raft_state
-qdrant-1        | [2025-12-25T16:56:52.796Z INFO  qdrant] Distributed mode disabled
-qdrant-1        | [2025-12-25T16:56:52.796Z INFO  qdrant] Telemetry reporting enabled, id: f821b8ea-9ee5-497e-a172-dfebf253f7b1
-qdrant-1        | [2025-12-25T16:56:52.797Z INFO  qdrant::tonic] Qdrant gRPC listening on 6334
-qdrant-1        | [2025-12-25T16:56:52.798Z INFO  actix_server::builder] Starting 3 workers
-qdrant-1        | [2025-12-25T16:56:52.798Z INFO  actix_server::server] Actix runtime found; starting in Actix runtime
-qdrant-1        | [2025-12-25T18:05:25.183Z INFO  actix_web::middleware::logger] 172.18.0.4 "GET /collections/documents HTTP/1.1" 404 110 "-" "python-client/1.16.2 python/3.10.19" 0.007704
-qdrant-1        | [2025-12-25T18:05:30.499Z INFO  actix_web::middleware::logger] 172.18.0.4 "PUT /collections/documents HTTP/1.1" 200 71 "-" "python-client/1.16.2 python/3.10.19" 5.311157
-qdrant-1        | [2025-12-25T18:06:22.662Z INFO  actix_web::middleware::logger] 172.18.0.4 "GET /collections/documents HTTP/1.1" 200 413 "-" "python-client/1.16.2 python/3.10.19" 0.005606
-postgres-1      | 2025-12-25 16:56:43.530 UTC [1] LOG:  starting PostgreSQL 18.1 (Debian 18.1-1.pgdg13+2) on x86_64-pc-linux-gnu, compiled by gcc (Debian 14.2.0-19) 14.2.0, 64-bit
-postgres-1      | 2025-12-25 16:56:43.532 UTC [1] LOG:  listening on IPv4 address "0.0.0.0", port 5432
-postgres-1      | 2025-12-25 16:56:43.532 UTC [1] LOG:  listening on IPv6 address "::", port 5432
-postgres-1      | 2025-12-25 16:56:43.552 UTC [1] LOG:  listening on Unix socket "/var/run/postgresql/.s.PGSQL.5432"
-postgres-1      | 2025-12-25 16:56:43.585 UTC [32] LOG:  database system was shut down at 2025-12-25 16:56:42 UTC
-postgres-1      | 2025-12-25 16:56:43.616 UTC [1] LOG:  database system is ready to accept connections
-postgres-1      | 2025-12-25 17:01:43.645 UTC [30] LOG:  checkpoint starting: time
-postgres-1      | 2025-12-25 17:01:43.712 UTC [30] LOG:  checkpoint complete: wrote 0 buffers (0.0%), wrote 3 SLRU buffers; 0 WAL file(s) added, 0 removed, 0 recycled; write=0.019 s, sync=0.009 s, total=0.068 s; sync files=2, longest=0.005 s, average=0.005 s; distance=0 kB, estimate=0 kB; lsn=0/1BEFC40, redo lsn=0/1BEFBE8
-chainlit-app-1  | 2025-12-25 18:06:21 - WARNING - chainlit - Translated markdown file for it-IT not found. Defaulting to chainlit.md.
-chainlit-app-1  | 2025-12-25 18:06:22 - INFO - httpx - HTTP Request: GET http://qdrant:6333 "HTTP/1.1 200 OK"
-chainlit-app-1  | 2025-12-25 18:06:22 - INFO - httpx - HTTP Request: GET http://qdrant:6333/collections/documents "HTTP/1.1 200 OK"
-chainlit-app-1  | 2025-12-25 18:06:28 - WARNING - chainlit - Translation file for it-IT not found. Using parent translation it.
-chainlit-app-1  | 2025-12-25 18:06:36 - INFO - httpx - HTTP Request: GET http://qdrant:6333 "HTTP/1.1 200 OK"
-chainlit-app-1  | 2025-12-25 18:06:37 - INFO - httpx - HTTP Request: POST http://192.168.1.243:11434/api/embed "HTTP/1.1 500 Internal Server Error"
-chainlit-app-1  | 2025-12-25 18:06:39 - INFO - httpx - HTTP Request: POST http://192.168.1.243:11434/api/chat "HTTP/1.1 200 OK"
-chainlit-app-1  | 2025-12-25 18:06:48 - WARNING - chainlit - Translation file for it-IT not found. Using parent translation it.
-chainlit-app-1  | 2025-12-25 18:07:02 - WARNING - chainlit - Translation file for it-IT not found. Using parent translation it.
-chainlit-app-1  | 2025-12-25 18:07:16 - INFO - httpx - HTTP Request: GET http://qdrant:6333 "HTTP/1.1 200 OK"
-chainlit-app-1  | 2025-12-25 18:07:22 - INFO - httpx - HTTP Request: POST http://192.168.1.243:11434/api/embed "HTTP/1.1 500 Internal Server Error"
-chainlit-app-1  | 2025-12-25 18:07:22 - INFO - httpx - HTTP Request: POST http://192.168.1.243:11434/api/chat "HTTP/1.1 200 OK"
-chainlit-app-1  | 2025-12-25 18:07:49 - WARNING - chainlit - Translation file for it-IT not found. Using parent translation it.
-chainlit-app-1  | 2025-12-25 18:07:54 - WARNING - chainlit - Translation file for it-IT not found. Using parent translation it.
-chainlit-app-1  | 2025-12-25 18:08:15 - INFO - httpx - HTTP Request: POST http://192.168.1.243:11434/api/chat "HTTP/1.1 200 OK"
-chainlit-app-1  | 2025-12-25 18:08:30 - WARNING - chainlit - Translation file for it-IT not found. Using parent translation it.
-chainlit-app-1  | 2025-12-25 18:08:57 - INFO - httpx - HTTP Request: GET http://qdrant:6333 "HTTP/1.1 200 OK"
-chainlit-app-1  | 2025-12-25 18:09:03 - INFO - httpx - HTTP Request: POST http://192.168.1.243:11434/api/embed "HTTP/1.1 500 Internal Server Error"
-chainlit-app-1  | 2025-12-25 18:09:03 - INFO - httpx - HTTP Request: POST http://192.168.1.243:11434/api/chat "HTTP/1.1 200 OK"
diff --git a/public/custom.css b/public/custom.css
index 68d56a43..c3495381 100755
--- a/public/custom.css
+++ b/public/custom.css
@@ -1,36 +1,12 @@
-/* dFm AI Station - Perplexity Clean Style */
-:root {
-  --bg-color: #0B0F1A;
-  --card-color: #161B2C;
-  --accent-color: #6366F1;
+.user-badge {
+    background: linear-gradient(45deg, #667eea 0%, #764ba2 100%);
+    padding: 4px 12px;
+    border-radius: 12px;
+    font-size: 0.85em;
 }
 
-body { background-color: var(--bg-color) !important; color: #F1F5F9 !important; }
-
-/* Header e Logo */
-header { 
-  background: rgba(11, 15, 26, 0.8) !important; 
-  backdrop-filter: blur(8px); 
-  border-bottom: 1px solid #23293F !important; 
-}
-
-/* Sidebar */
-.MuiDrawer-paper { 
-  background-color: var(--bg-color) !important; 
-  border-right: 1px solid #23293F !important; 
-}
-
-/* Messaggi */
-div[class*="user"] { 
-  background: #1E253A !important; 
-  border-radius: 12px !important; 
-  border-left: 4px solid var(--accent-color) !important;
-}
-
-/* Input Area */
-form { 
-  background: var(--card-color) !important; 
-  border-radius: 20px !important; 
-  border: 1px solid #334155 !important;
-  box-shadow: 0 4px 20px rgba(0,0,0,0.5) !important;
+/* Evidenzia codice */
+.message pre {
+    background: #2d2d2d;
+    border-left: 4px solid #0066CC;
 }
diff --git a/requirements.txt b/requirements.txt
index 0f574f8c..ee0742f3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,4 +26,7 @@ aiofiles>=23.0.0
 sniffio
 aiohttp
 boto3>=1.28.0
-azure-storage-file-datalake>=12.14.0
\ No newline at end of file
+azure-storage-file-datalake>=12.14.0
+docling
+pillow
+requests
diff --git a/note command.txt b/script/note_command.txt
similarity index 100%
rename from note command.txt
rename to script/note_command.txt
diff --git a/script/test_vision.py b/script/test_vision.py
new file mode 100644
index 00000000..7c94ff74
--- /dev/null
+++ b/script/test_vision.py
@@ -0,0 +1,23 @@
+import httpx
+import base64
+import sys
+
+# Configurazione
+OLLAMA_URL = "http://192.168.1.243:11434"
+MODEL = "minicpm-v"
+
+print(f"👁️ Test Visione su {OLLAMA_URL} con modello {MODEL}...")
+
+# 1. Controlla se il modello è caricato
+try:
+    r = httpx.get(f"{OLLAMA_URL}/api/tags")
+    models = [m['name'] for m in r.json()['models']]
+    if MODEL not in str(models):
+        print(f"❌ Errore: Il modello {MODEL} non è stato trovato su Ollama!")
+        sys.exit(1)
+    print(f"✅ Modello {MODEL} trovato.")
+except Exception as e:
+    print(f"❌ Errore connessione Ollama: {e}")
+    sys.exit(1)
+
+print("🚀 Tutto pronto per l'implementazione!")