Update app.py

app.py

@@ -17,6 +17,38 @@ from datetime import datetime
 import re
 from typing import Dict, List, Tuple
 
+import logging
+import traceback
+import sys
+
+# ===== Configure Logging =====
+logging.basicConfig(
+    filename="app.log",  # All logs will be saved here
+    level=logging.INFO,  # Change to DEBUG for more detail
+    format="%(asctime)s - %(levelname)s - %(message)s"
+)
+
+# ===== Capture Uncaught Exceptions =====
+def log_exception(exc_type, exc_value, exc_traceback):
+    if issubclass(exc_type, KeyboardInterrupt):
+        return  # Don't log keyboard interrupts
+    logging.critical("Uncaught exception", exc_info=(exc_type, exc_value, exc_traceback))
+
+sys.excepthook = log_exception
+
+# ===== Optional: Log that the app started =====
+logging.info("App started successfully.")
+
+# ===== Example: Use logging inside try/except =====
+def example_function():
+    try:
+        result = 1 / 0  # Intentional error
+    except Exception as e:
+        logging.error("Error in example_function: %s", e)
+        logging.error(traceback.format_exc())
+
+logging.info("Test log entry to check logger")
+
 # === Configuration ===
 genai.configure(api_key=os.environ["GEMINI_API_KEY"])
 embedding_model = "models/embedding-001"