Update app.py

app.py

@@ -321,6 +321,11 @@ def profile():
     """User profile page - placeholder for future development"""
     return "Profile page - Coming soon!"
 
+@app.route('/healthz')
+def health_check():
+    logger.info("Health check endpoint called successfully.")
+    return "OK", 200
+
 @app.route('/api/analyze_frame', methods=['POST'])
 def analyze_frame():
     logger.info("API call to /api/analyze_frame")