Update app.py

app.py

@@ -307,8 +307,9 @@ class RAGSystem:
         # Combine relevant documents into context
         context = "\n\n".join([self.knowledge_base[i]["text"] for i in I[0]])
         return context
-
-# [Rest of the code remains the same...]
+        except Exception as e:
+            logger.error(f"Error retrieving context: {e}")
+            return ""
 
 def get_groq_response(query: str, context: str) -> str:
     """Get response from Groq LLM"""