代码重构，删除无用文件

src/flask_prompt_master/__init__.py

@@ -1,7 +1,7 @@
 from flask import Flask
 from flask_sqlalchemy import SQLAlchemy
 from flask_migrate import Migrate
-from config import Config
+from src.flask_prompt_master.config import Config
 import os
 from flask_cors import CORS
 
@@ -24,7 +24,7 @@ def create_app(config_class=Config):
     migrate.init_app(app, db)
 
     # 注册蓝图
-    from flask_prompt_master.routes import main_bp
+    from src.flask_prompt_master.routes import main_bp
     app.register_blueprint(main_bp)
 
     return app