Add Change Table button to menu screen

Added a table icon button in the menu screen AppBar that allows users to navigate back to restaurant selection. The button includes dine-and-dash prevention - it blocks table changes if there's an active order and shows an explanatory dialog.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -1,122 +1,122 @@
 {
   "images" : [
     {
-      "size" : "20x20",
-      "idiom" : "iphone",
       "filename" : "Icon-App-20x20@2x.png",
-      "scale" : "2x"
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "20x20"
     },
     {
-      "size" : "20x20",
-      "idiom" : "iphone",
       "filename" : "Icon-App-20x20@3x.png",
-      "scale" : "3x"
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "20x20"
     },
     {
-      "size" : "29x29",
-      "idiom" : "iphone",
       "filename" : "Icon-App-29x29@1x.png",
-      "scale" : "1x"
+      "idiom" : "iphone",
+      "scale" : "1x",
+      "size" : "29x29"
     },
     {
-      "size" : "29x29",
-      "idiom" : "iphone",
       "filename" : "Icon-App-29x29@2x.png",
-      "scale" : "2x"
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "29x29"
     },
     {
-      "size" : "29x29",
-      "idiom" : "iphone",
       "filename" : "Icon-App-29x29@3x.png",
-      "scale" : "3x"
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "29x29"
     },
     {
-      "size" : "40x40",
-      "idiom" : "iphone",
       "filename" : "Icon-App-40x40@2x.png",
-      "scale" : "2x"
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "40x40"
     },
     {
-      "size" : "40x40",
-      "idiom" : "iphone",
       "filename" : "Icon-App-40x40@3x.png",
-      "scale" : "3x"
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "40x40"
     },
     {
-      "size" : "60x60",
-      "idiom" : "iphone",
       "filename" : "Icon-App-60x60@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "60x60",
       "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "60x60"
+    },
+    {
       "filename" : "Icon-App-60x60@3x.png",
-      "scale" : "3x"
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "60x60"
     },
     {
-      "size" : "20x20",
-      "idiom" : "ipad",
       "filename" : "Icon-App-20x20@1x.png",
-      "scale" : "1x"
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "20x20"
     },
     {
-      "size" : "20x20",
-      "idiom" : "ipad",
       "filename" : "Icon-App-20x20@2x.png",
-      "scale" : "2x"
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "20x20"
     },
     {
-      "size" : "29x29",
-      "idiom" : "ipad",
       "filename" : "Icon-App-29x29@1x.png",
-      "scale" : "1x"
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "29x29"
     },
     {
-      "size" : "29x29",
-      "idiom" : "ipad",
       "filename" : "Icon-App-29x29@2x.png",
-      "scale" : "2x"
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "29x29"
     },
     {
-      "size" : "40x40",
-      "idiom" : "ipad",
       "filename" : "Icon-App-40x40@1x.png",
-      "scale" : "1x"
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "40x40"
     },
     {
-      "size" : "40x40",
-      "idiom" : "ipad",
       "filename" : "Icon-App-40x40@2x.png",
-      "scale" : "2x"
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "40x40"
     },
     {
-      "size" : "76x76",
-      "idiom" : "ipad",
       "filename" : "Icon-App-76x76@1x.png",
-      "scale" : "1x"
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "76x76"
     },
     {
-      "size" : "76x76",
-      "idiom" : "ipad",
       "filename" : "Icon-App-76x76@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "83.5x83.5",
       "idiom" : "ipad",
-      "filename" : "Icon-App-83.5x83.5@2x.png",
+      "scale" : "2x",
-      "scale" : "2x"
+      "size" : "76x76"
+    },
+    {
+      "filename" : "Icon-App-83.5x83.5@2x.png",
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "83.5x83.5"
     },
     {
-      "size" : "1024x1024",
-      "idiom" : "ios-marketing",
       "filename" : "Icon-App-1024x1024@1x.png",
-      "scale" : "1x"
+      "idiom" : "ios-marketing",
+      "scale" : "1x",
+      "size" : "1024x1024"
     }
   ],
   "info" : {
-    "version" : 1,
+    "author" : "xcode",
-    "author" : "xcode"
+    "version" : 1
   }
 }

lib/screens/menu_browse_screen.dart

@@ -219,6 +219,30 @@ class _MenuBrowseScreenState extends State<MenuBrowseScreen> {
           ],
         ),
         actions: [
+          IconButton(
+            icon: const Icon(Icons.table_restaurant),
+            tooltip: "Change Table",
+            onPressed: () {
+              // Prevent changing tables if there's an active order (dine and dash prevention)
+              if (appState.hasActiveOrder) {
+                showDialog(
+                  context: context,
+                  builder: (context) => AlertDialog(
+                    title: const Text("Cannot Change Table"),
+                    content: const Text("Please complete or cancel your current order before changing tables."),
+                    actions: [
+                      TextButton(
+                        onPressed: () => Navigator.pop(context),
+                        child: const Text("OK"),
+                      ),
+                    ],
+                  ),
+                );
+                return;
+              }
+              Navigator.of(context).pushReplacementNamed(AppRoutes.restaurantSelect);
+            },
+          ),
           IconButton(
             icon: Badge(
               label: Text("${appState.cartItemCount}"),