Update app.py

app.py

@@ -181,7 +181,24 @@ app.config['MAX_CONTENT_LENGTH'] = 16 * 1024 * 1024  # 16MB max upload
 app.wsgi_app = ProxyFix(app.wsgi_app, x_for=1, x_proto=1, x_host=1)
 
 # Initialize Socket.IO for real-time communication
-socketio = SocketIO(app, async_mode='eventlet', cors_allowed_origins="*")
+# Use environment variable to determine if SocketIO should be enabled
+socketio_enabled = os.environ.get('SOCKETIO_ENABLED', 'true').lower() == 'true'
+
+if socketio_enabled:
+    socketio = SocketIO(app, async_mode='eventlet', cors_allowed_origins="*", logger=True, engineio_logger=True)
+else:
+    # Create a mock socketio object for environments where SocketIO is not supported
+    class MockSocketIO:
+        def on(self, *args, **kwargs):
+            def decorator(func):
+                return func
+            return decorator
+        def emit(self, *args, **kwargs):
+            pass
+        def run(self, *args, **kwargs):
+            pass
+    
+    socketio = MockSocketIO()
 
 def timeout(seconds):
     """
@@ -871,6 +888,19 @@ def index():
     # Serve React index.html
     return send_from_directory(app.static_folder, 'index.html')
 
+@app.route("/health")
+def health():
+    """Health check endpoint for Hugging Face Spaces"""
+    return jsonify({"status": "healthy", "timestamp": datetime.now().isoformat()}), 200
+
+@app.route("/favicon.ico")
+def favicon():
+    """Favicon endpoint"""
+    try:
+        return send_from_directory(app.static_folder, 'favicon.ico')
+    except Exception:
+        return "", 204
+
 @app.route('/sitemap.xml')
 def sitemap():
     """Generate the sitemap.xml file dynamically."""
@@ -1447,10 +1477,22 @@ def server_error(e):
 
 # --- Main entry point ---
 if __name__ == "__main__":
-    # SSL Configuration for production
-    if os.environ.get('FLASK_ENV') == 'production' and os.path.exists('cert.pem') and os.path.exists('key.pem'):
-        socketio.run(app, debug=False, host='0.0.0.0', port=int(os.environ.get('PORT', 5000)),
-                     certfile='cert.pem', keyfile='key.pem')
+    # Check if we're running in a containerized environment
+    is_containerized = os.environ.get('CONTAINERIZED', 'false').lower() == 'true'
+    port = int(os.environ.get('PORT', 5000))
+    host = os.environ.get('HOST', '127.0.0.1')
+    
+    if is_containerized or os.environ.get('FLASK_ENV') == 'production':
+        # In containerized environments, use standard Flask development server
+        # This is more compatible with platforms like Hugging Face Spaces
+        from werkzeug.serving import run_simple
+        print(f"Starting Flask app on {host}:{port} (containerized mode)")
+        app.run(host=host, port=port, debug=False)
     else:
-        # Development environment
-        socketio.run(app, debug=True, host='0.0.0.0', port=int(os.environ.get('PORT', 5000)))
+        # SSL Configuration for development
+        if os.environ.get('FLASK_ENV') == 'production' and os.path.exists('cert.pem') and os.path.exists('key.pem'):
+            socketio.run(app, debug=False, host=host, port=port,
+                         certfile='cert.pem', keyfile='key.pem')
+        else:
+            # Development environment with SocketIO
+            socketio.run(app, debug=True, host=host, port=port)