chore: db set new

Author: [SeoHyeonSim]

lib/main.dart

@@ -45,7 +45,7 @@ class MyApp extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
-      title: 'Flutter Demo App',
+      title: 'Flutter Demon Application',
       theme: ThemeData(
         // This is the theme of your application.
         //