improve logging

app.py

@@ -94,7 +94,7 @@ def check_code(
         is_correct = response.upper().startswith("CORRECT")
 
         # Add the explanation to the status text with emoji
-        explanation = response.split("\n", 1)[1] if "\n" in response else ""
+        explanation = response.lower().split("correct")[1]
         status = "✅ Correct!" if is_correct else "❌ Incorrect!" + f"\n\n{explanation}"
         gr.Info(f"{status}\n\n{explanation}")
 
@@ -103,8 +103,9 @@ def check_code(
     except Exception as e:
         gr.Warning(f"Error checking code: {str(e)}")
         # Fall back to simple string comparison if LLM fails
-        is_correct = formatted_user_code.strip() == formatted_solution.strip()
-        status = "✅ Correct!" if is_correct else "❌ Incorrect!" + f"\n\n{explanation}"
+        status = (
+            "✅ Correct!" if is_correct else "❌ Incorrect!" + f"\n\nError: {str(e)}"
+        )
         gr.Info(f"{status} (Fallback comparison)")
         return is_correct