app/__init__.py

from flask import Flask
from flask_sqlalchemy import SQLAlchemy

db = SQLAlchemy()

def create_app():
    app = Flask(__name__)
    app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///feedback.db'
    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
    app.config['SECRET_KEY'] = 'your-secret-key'  # Replace with env variable in production

    db.init_app(app)

    with app.app_context():
        db.create_all()  # Create database tables

    from app.routes import bp
    app.register_blueprint(bp)

    return app