Get the button working.

namer_app/lib/main.dart

@@ -14,7 +14,7 @@ class MyApp extends StatelessWidget {
     return ChangeNotifierProvider(
       create: (context) => MyAppState(),
       child: MaterialApp(
-        title: 'Namer App',
+        title: 'Namer App (EXAMPLE PROJECT)',
         theme: ThemeData(
           useMaterial3: true,
           colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepOrange),
@@ -26,7 +26,13 @@ class MyApp extends StatelessWidget {
 }
 
 class MyAppState extends ChangeNotifier {
-  var current = WordPair.random();
+  var current = WordPair.random();// ...
+
+  // ↓ Add this.
+  void getNext() {
+    current = WordPair.random();
+    notifyListeners();
+  }
 }
 
 class MyHomePage extends StatelessWidget {
@@ -37,8 +43,15 @@ class MyHomePage extends StatelessWidget {
     return Scaffold(
       body: Column(
         children: [
-          Text('A random idea:'),
+          Text('A random wordpair:'),
           Text(appState.current.asLowerCase),
+          ElevatedButton(
+            onPressed: () {
+              appState.getNext();
+            },
+            child: Text('Next'),
+          ),
+
         ],
       ),
     );