Implement Login Page, Add App Initialization, Router, and Theme Management

finlog_app/app/pubspec.yaml

@@ -37,6 +37,8 @@ dependencies:
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.8
+  go_router: ^16.2.2
+  animations: ^2.0.11
 
 dev_dependencies:
   flutter_test: