create MaintTab with home page and my worlds page

WorldBuilder/Components/MainTabView.swift

@@ -0,0 +1,25 @@
+//
+//  MainTabView.swift
+//  
+//
+//  Created by Giovanni Josserand on 01/09/2026.
+//
+import SwiftUI
+
+struct MainTabView: View {
+    var body : some View {
+        TabView {
+            NavigationStack {
+                HomeView()
+            }.tabItem {
+                Label("Accueil", systemImage: "house")
+            }
+            
+            NavigationStack {
+                WorldListView()
+            }.tabItem {
+                Label("Mes mondes", systemImage: "globe.europe.africa")
+            }
+        }
+    }
+}

WorldBuilder/ContentView.swift

@@ -10,12 +10,8 @@ import SwiftUI
 struct ContentView: View {
     var body: some View {
         VStack {
-            Image(systemName: "globe")
-                .imageScale(.large)
-                .foregroundStyle(.tint)
-            Text("Hello, world!")
+            MainTabView()
         }
-        .padding()
     }
 }
 

WorldBuilder/Views/Home/HomeView.swift

@@ -0,0 +1,14 @@
+//
+//  HomeView.swift
+//  
+//
+//  Created by Giovanni Josserand on 01/09/2026.
+//
+
+import SwiftUI
+
+struct HomeView : View {
+    var body: some View {
+        Text("Home")
+    }
+}

WorldBuilder/Views/WorldList/WorldListView.swift

@@ -0,0 +1,14 @@
+//
+//  WorldListView.swift
+//  
+//
+//  Created by Giovanni Josserand on 01/09/2026.
+//
+
+import SwiftUI
+
+struct WorldListView: View {
+    var body: some View {
+        Text("My worlds")
+    }
+}

WorldBuilder/Views/WorldOverview/WorldOverviewView.swift

@@ -0,0 +1,15 @@
+//
+//  WorldOverviewView.swift
+//  
+//
+//  Created by Giovanni Josserand on 01/09/2026.
+//
+
+import SwiftUI
+
+struct WorldOverviewView: View {
+    var body: some View {
+        Text("Ca c'est mon monde")
+    }
+}
+