"""
WSGI entry point for running Server Monitor via Gunicorn.

Gunicorn imports `app` from this module. Because Gunicorn bypasses the
startup logic in main.py, this module also ensures the database tables
exist (idempotent) so a fresh deployment works on first boot.
"""
import os

from app import create_app
from config.database_config import get_db

app = create_app(os.environ.get('FLASK_ENV', 'production'))

# Ensure database tables exist (idempotent: only creates missing tables).
with app.app_context():
    get_db().create_tables()