login in system aber es funktioniert nicht

Bitteschön

handwerksapp/lib/main.dart

@@ -0,0 +1,82 @@
+import 'package:flutter/material.dart';
+void main() {
+  runApp(const MyApp());
+}
+
+class MyApp extends StatelessWidget {
+  const MyApp({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      title: 'Handwerksapp',
+      debugShowCheckedModeBanner: false,
+      home: const HomePage(),
+    );
+  }
+}
+
+class HomePage extends StatelessWidget {
+  const HomePage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(
+          "Handwerksapp",
+          style: TextStyle(
+            color: Colors.white,
+          ),
+        ),
+        backgroundColor: Colors.deepPurple,
+      ),
+      body: Center (
+        child: Column(
+          children: [
+            Text(
+              "Logen sie sich bitte ein",
+              style: TextStyle(
+                color: Colors.white,
+              ),
+            ),
+            
+            SizedBox(height: 20),
+
+            TextField(
+              decoration: InputDecoration(
+                labelText: 'E-mail',
+                border: OutlineInputBorder(),
+              ),
+              style: TextStyle(
+                color: Colors.white,
+              ),
+            ),
+            SizedBox(height: 20),
+
+            TextField(
+              obscureText: true,
+              decoration: InputDecoration(
+                labelText: 'Passwort',
+                border: OutlineInputBorder(),
+              ),
+              style: TextStyle(
+                color: Colors.white,
+              ),
+            ),
+            SizedBox(height: 20),
+
+            ElevatedButton(
+              onPressed: (){
+                print("login gedrückt");
+              },
+              child: Text("Login"),
+              ) 
+          ],
+        ),
+
+      ),
+      backgroundColor: const Color.fromARGB(255, 0, 0, 0),
+    );
+  }
+}