Update app.py

app.py

@@ -84,37 +84,44 @@ Important instructions:
    "Entschuldigung. Leider kenne ich die Antwort auf diese Frage nicht."
 4. If a formula is relevant, show the **exact formula** and explain it in **simple terms**.
 5. Do not give vague or speculative answers — it's better to skip a question than guess.
-6. **Always respond in German.**
-7. Make your answers clear, fact-based, and well-structured.
+6. **Never generate your own questions. Only respond to the given question.**
+7. **Always respond in German.**
+8. Make your answers clear, fact-based, and well-structured.
 """
 
-    prompt = f"""{system_instruction}
+   prompt = f"""{system_instruction}
 
 Vorlesungsinhalte:
 {context}
 
-Frage: {question}
+--- Ende der Vorlesungsinhalte ---
+
+Frage des Nutzers (bitte nur diese beantworten): {question}
 
 Antwort:"""
-    
+
     return prompt
 
 
 
+
 def respond(message, history):
     try:
         prompt = build_prompt(message)
 
         payload = {
             "inputs": prompt,
-            "parameters": {"temperature": 0.2, "max_new_tokens": 400},
+            "parameters": {
+                "temperature": 0.2,
+                "max_new_tokens": 400,
+                "stop": ["Frage:", "Question:", "User:", "Frage des Nutzers"]
+            },
         }
 
         response = requests.post(HF_API_URL, headers=headers, json=payload, timeout=30)
         response.raise_for_status()
         output = response.json()
         generated_text = output[0]["generated_text"]
-        match = re.search(r"Answer:(.*)", generated_text, re.DOTALL)
         answer = generated_text[len(prompt):].strip()