Update app.py

app.py

@@ -1,6 +1,8 @@
 import os
-# Setze die Umgebungsvariable, BEVOR streamlit initialisiert wird (Muss ganz oben stehen!)
+#  FIX 1: Metriken deaktivieren (falls noch nötig)
 os.environ["STREAMLIT_GATHER_USAGE_STATS"] = "false" 
+#  FIX 2: Streamlit Home-Verzeichnis in den beschreibbaren /tmp-Bereich umleiten
+os.environ["STREAMLIT_HOME"] = "/tmp"
 
 import streamlit as st
 import requests
@@ -11,17 +13,19 @@ import base64
 import pandas as pd
 import zipfile
 import PyPDF2
+# os wird jetzt für die Umgebungsvariablen verwendet
 
 # --- Konfiguration ---
 st.set_page_config(page_title="OpenRouter Free Interface", layout="wide", initial_sidebar_state="expanded")
 OPENROUTER_API_BASE = "https://openrouter.ai/api/v1"
 
+# [Der gesamte Rest Ihres Codes (Page Title, Session State, File Processing, API Calls etc.) bleibt unverändert.]
+
 # --- Page Title ---
 st.title("💸 OpenRouter Free-Tier Interface")
 st.markdown("""
 **Willkommen im All-OpenRouter-Free-Interface Deluxe!**
 Chatte mit **kostenlosen (Free-Tier)** Modellen über die OpenRouter API.
-Alle Modelle unterliegen den OpenRouter-Ratenbegrenzungen.
 """)
 
 # --- Session State Management ---
@@ -30,21 +34,17 @@ if "messages" not in st.session_state:
 if "uploaded_content" not in st.session_state:
     st.session_state.uploaded_content = None
 
-
 # --- Datei-Verarbeitung ---
 def encode_image(image):
     buf = io.BytesIO()
     image.save(buf, format="JPEG")
     return base64.b64encode(buf.getvalue()).decode("utf-8")
 
-
 def process_file(uploaded_file):
     file_type = uploaded_file.name.split('.')[-1].lower()
     text_exts = ('.txt', '.csv', '.py', '.html', '.js', '.css', '.json', '.xml', '.sql', '.xlsx')
-
     if file_type in ["jpg", "jpeg", "png"]:
         return {"type": "image", "content": Image.open(uploaded_file).convert('RGB')}
-    # ... (Rest der process_file Funktion, unverändert)
     if file_type in ["txt"] + [ext.strip('.') for ext in text_exts if ext not in ('.csv', '.xlsx')]:
         return {"type": "text", "content": uploaded_file.read().decode("utf-8", errors="ignore")}
     if file_type in ["csv", "xlsx"]:
@@ -73,9 +73,8 @@ def process_file(uploaded_file):
     return {"type": "error", "content": "Nicht unterstütztes Dateiformat."}
 
 
-# --- Context-Length Fetch (Ohne Caching für maximale Kompatibilität) ---
+# --- Context-Length Fetch ---
 def fetch_model_contexts(api_key):
-    """Lädt alle Modelle + deren context_length."""
     if not api_key:
         return {}
     headers = {"Authorization": f"Bearer {api_key}"}
@@ -173,7 +172,7 @@ def call_openrouter(model, messages, temp, max_tok, key):
         "temperature": temp,
         "max_tokens": max_tok,
     }
-    # ... (Rest des API Calls)
+
     res = requests.post(f"{OPENROUTER_API_BASE}/chat/completions", headers=headers, data=json.dumps(payload))
     if res.status_code == 200:
         try: