Default Layout NavBar

lib/main.dart

@@ -1,4 +1,7 @@
 import 'package:flutter/material.dart';
+import 'package:google_nav_bar/google_nav_bar.dart';
+import 'package:mensaapp/providers/pageProvider.dart';
+import 'package:provider/provider.dart';
 
 void main() {
   runApp(const MyApp());
@@ -10,12 +13,71 @@ class MyApp extends StatelessWidget {
   // This widget is the root of your application.
   @override
   Widget build(BuildContext context) {
-    return MaterialApp(
-      theme: ThemeData(
-        colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
-        useMaterial3: true,
+    return MultiProvider(
+      providers: [
+        ChangeNotifierProvider(
+          create: (context) => PageProvider(),
+        )
+      ],
+      child: MaterialApp(
+        theme: ThemeData(
+          colorScheme: const ColorScheme(
+            primary: Color.fromRGBO(236, 92, 61, 1),
+            onPrimary: Color.fromRGBO(240, 240, 240, 1),
+            secondary: Color.fromRGBO(203, 203, 203, 1),
+            onSecondary: Color.fromRGBO(60, 60, 60, 1),
+            error: Colors.red,
+            onError: Colors.white,
+            surface: Colors.white,
+            onSurface: Color.fromRGBO(60, 60, 60, 1),
+            brightness: Brightness.light,
+            tertiary: Color.fromRGBO(251, 216, 17, 0),
+            onTertiary: Color.fromRGBO(60, 60, 60, 1)
+          ),
+          useMaterial3: true,
+        ),
+        home: const MyHome()
       ),
-      home: const Placeholder(),
     );
   }
-}
+}
+
+class MyHome extends StatelessWidget {
+  const MyHome({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(),
+      body: Container(),
+      bottomNavigationBar: GNav(
+          onTabChange: (index) {
+
+          },
+          gap: 8,
+          backgroundColor: Theme.of(context).colorScheme.secondary,
+          color: Theme.of(context).colorScheme.onSurface,
+          activeColor: Theme.of(context).colorScheme.onPrimary,
+          tabBackgroundColor: Theme.of(context).colorScheme.primary,
+          tabs: const [
+            GButton(
+              icon: Icons.food_bank,
+              text: "Essen",
+            ),GButton(
+              icon: Icons.room,
+              text: "Ambiente",
+            ),GButton(
+              icon: Icons.person,
+              text: "Service",
+            ),GButton(
+              icon: Icons.question_mark,
+              text: "Verschläge",
+            ), GButton(
+              icon: Icons.add_rounded,
+              text: "Verbesserungen",
+            ),
+          ],
+        ),
+    );
+  }
+}

lib/providers/pageProvider.dart

@@ -0,0 +1,5 @@
+import 'package:flutter/material.dart';
+
+class PageProvider extends ChangeNotifier {
+
+}