diff --git a/backend/agents.py b/backend/agents.py
index 1e5ebee..10788c9 100644
--- a/backend/agents.py
+++ b/backend/agents.py
@@ -10,6 +10,15 @@
 
 from ks_search_tool import general_search, general_search_async, global_fuzzy_keyword_search
 from retrieval import get_retriever
+import logging
+
+# Configure logger
+logger = logging.getLogger(__name__)
+if not logger.handlers:
+    _h = logging.StreamHandler()
+    _h.setFormatter(logging.Formatter("%(asctime)s [%(levelname)s] %(name)s: %(message)s"))
+    logger.addHandler(_h)
+    logger.setLevel(logging.INFO)
 
 #  LLM (Gemini) client setup 
 try:
@@ -576,8 +585,6 @@ async def handle_chat(self, session_id: str, query: str, reset: bool = False) ->
             if len(self.chat_history[session_id]) > 20:
                 self.chat_history[session_id] = self.chat_history[session_id][-20:]
             return response_text
-        except Exception as e:
-            print(f"Error in handle_chat: {e}")
-            import traceback
-            traceback.print_exc()
-            return "I encountered an error. Please try again."
\ No newline at end of file
+        except Exception:
+            logger.exception("Error in handle_chat")
+            return "I'm sorry, I encountered an internal server error and cannot process your request right now."
diff --git a/backend/package-lock.json b/backend/package-lock.json
new file mode 100644
index 0000000..dfb18f1
--- /dev/null
+++ b/backend/package-lock.json
@@ -0,0 +1,6 @@
+{
+  "name": "backend",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {}
+}