"""
FastAPI Application Entry Point

This module initializes and configures the FastAPI application with:
- CORS middleware for cross-origin requests
- Request timing middleware for performance monitoring
- Custom exception handlers for consistent error responses
- Prometheus instrumentation for metrics
- API routers for endpoint organization
"""

import uvicorn
import routers

from create_file import create_app
from prometheus_fastapi_instrumentator import Instrumentator
from app_handler import setup_middleware, get_uvicorn_config


print("Loading app.py module...")

# Initialize FastAPI application
app = create_app(routers=routers)

# Setup Prometheus metrics
Instrumentator().instrument(app=app).expose(app=app)

# Configure middleware and exception handlers
setup_middleware(app)


if __name__ == "__main__":
    print("Starting server from __main__...")
    # Run the application with Uvicorn
    uvicorn_config = get_uvicorn_config()
    print(f"Using config: {uvicorn_config}")
    uvicorn.Server(uvicorn.Config(**uvicorn_config)).run()