flask_app: 关闭创建的sql链接

Signed-off-by: binren <zhangbr@elab-plus.com>

flask_app.py

@@ -111,6 +111,7 @@ def update_data():
 @app.route('/people', methods=['GET', 'POST'])
 def people():
     mvp = Mvp()
+    mvp.close()
     return json.dumps(mvp.people_data(), ensure_ascii=False)