rhj/backend/app/__init__.py

from flask import Flask
from flask_cors import CORS

def create_app():
    app = Flask(__name__)
    
    # 启用CORS支持跨域请求
    CORS(app)
    
    # Load configuration
    app.config.from_object('config.Config')

    # Register blueprints or routes
    from .routes import main as main_blueprint
    app.register_blueprint(main_blueprint)
    
    # Register recommendation blueprint
    from .blueprints.recommend import recommend_bp
    app.register_blueprint(recommend_bp)

    return app

app = create_app()