__init__.py

from flask import Flask
from flask_sqlalchemy import SQLAlchemy
from flask_migrate import Migrate
from flask_jwt_extended import JWTManager
from app.config import Config

db = SQLAlchemy()
migrate = Migrate()
jwt = JWTManager()

def create_app():
    app = Flask(__name__)
    app.config.from_object(Config)

    db.init_app(app)
    migrate.init_app(app, db)
    jwt.init_app(app)

    from app.routes.auth_routes import auth_bp
    from app.routes.question_routes import question_bp
    from app.routes.answer_routes import answer_bp
    from app.routes.tag_routes import tag_bp
    from app.routes.upload_routes import upload_bp
    from app.routes.notification_routes import notification_bp

    app.register_blueprint(auth_bp, url_prefix='/api/auth')
    app.register_blueprint(question_bp, url_prefix='/api/questions')
    app.register_blueprint(answer_bp, url_prefix='/api/answers')
    app.register_blueprint(tag_bp, url_prefix='/api/tags')
    app.register_blueprint(upload_bp, url_prefix='/api/upload')
    app.register_blueprint(notification_bp, url_prefix='/api/notifications')

    return app