Added custom app theme

.github/workflows/firebase-hosting-pull-request.yml

@@ -13,6 +13,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - uses: subosito/flutter-action@v2
+        with:
+          channel: "stable"
       - run: flutter build web
       - uses: FirebaseExtended/action-hosting-deploy@v0
         with:

lib/app.dart

@@ -1,14 +1,21 @@
 import 'package:flutter/material.dart';
+import 'package:ins/theme.dart';
+import 'package:ins/pages/home.dart' as home;
 
 class ISApp extends StatelessWidget {
   const ISApp({super.key});
 
   @override
   Widget build(BuildContext context) {
-    return MaterialApp(
-      title: 'IS',
-      theme: ThemeData(),
-      home: Center(child: Text("Hello RB")),
+    return AnimatedBuilder(
+      animation: themeManager,
+      builder: (_, _) {
+        return MaterialApp(
+          title: 'IS',
+          theme: themeManager.getTheme(),
+          home: home.getPage(),
+        );
+      },
     );
   }
 }

lib/main.dart

@@ -1,6 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:ins/app.dart';
+import 'package:ins/theme.dart';
 
 void main() {
+  themeManager.initialize();
   runApp(const ISApp());
 }

lib/pages/home.dart

@@ -0,0 +1,6 @@
+import 'package:flutter/material.dart';
+import 'welcomepage.dart';
+
+Widget getPage() {
+  return WelcomePage();
+}

lib/pages/welcomepage.dart

@@ -0,0 +1,24 @@
+import 'package:flutter/material.dart';
+
+class WelcomePage extends StatelessWidget {
+  const WelcomePage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: const Text('Welcome')),
+      body: Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            const Text('Welcome to the App!'),
+            ElevatedButton(
+              onPressed: () {},
+              child: const Text('Go to Home Page'),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}