diff --git a/app/__init__.py b/app/__init__.py
index 13aa835..f01f2d4 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -9,21 +9,29 @@
 import os
 import requests
 from flask import Flask
+from config import config
 from .main import main
-from .db.db import SQLite
 
 
-class Config:
-    """基类配置"""
-    JSON_SORT_KEYS = False
-    JSON_AS_ASCII = False
-
-
-def create_app():
+def create_app(config_name):
     """创建主app"""
     app = Flask(__name__)
+    app.config.from_object(config[config_name])
+    config[config_name].init_app(app)
+
     app.register_blueprint(main)
-    app.config.from_object(Config)
 
     return app
 
+
+def download():
+    res = requests.get('https://syncdatabase.herokuapp.com/sync/')
+    with open('./app/db/data.db', 'wb') as fp:
+        fp.write(res.content)
+
+
+if __name__ == '__main__':
+    if not os.path.exists('./app/db/data.db'):
+        print('数据库文件未找到, 正在下载中')
+        download()
+        print('下载完成')
diff --git a/app/db/db.py b/app/db/db.py
index b0d7f05..fb6f8a5 100644
--- a/app/db/db.py
+++ b/app/db/db.py
@@ -8,6 +8,7 @@
 
 import sqlite3
 from typing import List
+from config import Config
 
 
 class SQLite:
@@ -18,7 +19,7 @@ class SQLite:
         初始化SQLite对象
         完成后会自动提交, 自动关闭
         """
-        self.__path = './app/db/data.db'
+        self.__path = Config.SQLALCHEMY_DATABASE_URI
         self.__conn = sqlite3.connect(self.__path)
         self.__cursor = self.__conn.cursor()
 
diff --git a/config.py b/config.py
new file mode 100644
index 0000000..7826f2f
--- /dev/null
+++ b/config.py
@@ -0,0 +1,33 @@
+#!/usr/bin/env python3
+# -- coding:utf-8 --
+# @Author: markushammered@gmail.com
+# @Development Tool: PyCharm
+# @Create Time: 2022/3/26
+# @File Name: config.py
+
+
+class Config:
+    JSON_SORT_KEYS = False
+    JSON_AS_ASCII = False
+    SQLALCHEMY_DATABASE_URI = './app/db/data.db'
+    SQLALCHEMY_TRACK_MODIFICATIONS = False
+
+    @staticmethod
+    def init_app(app):
+        pass
+
+
+class DevelopmentConfig(Config):
+    DEBUG = True
+
+
+class ProductionConfig(Config):
+    DEBUG = False
+
+
+config = {
+    'development': DevelopmentConfig,
+    'production': ProductionConfig,
+
+    'default': ProductionConfig
+}
diff --git a/manage.py b/manage.py
index 74068cb..e8d0bb7 100644
--- a/manage.py
+++ b/manage.py
@@ -6,25 +6,17 @@
 # @File Name: manage.py
 
 
-import os
-import requests
 from gevent import pywsgi
 from app import create_app
 
-app = create_app()
-
-
-def download():
-    res = requests.get('http://resource-base.herokuapp.com/download/data.db')
-    with open('./app/db/data.db', 'wb') as fp:
-        fp.write(res.content)
-
-
-if not os.path.exists('./app/db/data.db'):
-    print('数据库文件未找到, 正在下载中')
-    download()
-    print('下载完成')
+app = create_app('default')
 
 if __name__ == '__main__':
-    server = pywsgi.WSGIServer(('0.0.0.0', 5000), app)
-    server.serve_forever()
+    print('服务运行在 http://127.0.0.1:5000')
+    try:
+        server = pywsgi.WSGIServer(('0.0.0.0', 5000), app)
+        server.serve_forever()
+    except KeyboardInterrupt:
+        print('已退出')
+    except OSError:
+        print('5000 端口已被占用')