training fix. add global settings

backend/start.py

@@ -1,14 +1,14 @@
-#!/usr/bin/env python3
-"""
-Start the Flask backend server
-"""
-import sys
-import os
-
-# Add the backend directory to Python path
-sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
-
-from app import app
-
-if __name__ == '__main__':
-    app.run(host='0.0.0.0', port=3000, debug=True)
+#!/usr/bin/env python3
+"""
+Start the Flask backend server
+"""
+import sys
+import os
+
+# Add the backend directory to Python path
+sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
+
+from app import app
+
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=3000, debug=True)