start_app.py

#!/usr/bin/env python
"""
Entry point for the Lin application.
This script starts the Flask application with APScheduler.
"""
import os
import sys
from pathlib import Path

if __name__ == "__main__":
    # Set the port for Hugging Face Spaces
    port = os.environ.get('PORT', '7860')
    os.environ.setdefault('PORT', port)
    
    print(f"Starting Lin application on port {port}...")
    print("=" * 60)
    
    try:
        # Import and run the backend Flask app directly
        from backend.app import create_app
        app = create_app()
        
        print("=" * 60)
        print("Flask application starting...")
        print("Access the application at:")
        print(f"  http://localhost:{port}")
        print(f"  http://127.0.0.1:{port}")
        print("=" * 60)
        
        app.run(
            host='0.0.0.0',
            port=int(port),
            debug=False,
            threaded=True
        )
        
    except KeyboardInterrupt:
        print("\nShutting down application...")
        # Shutdown scheduler if it exists
        if hasattr(app, 'scheduler'):
            app.scheduler.shutdown()
        sys.exit(0)
    except Exception as e:
        print(f"Failed to start Lin application: {e}")
        import traceback
        traceback.print_exc()
        sys.exit(1)