style(nav): 对齐四 Tab 底栏布局规格

lib/pages/mine/mine_view.dart

@@ -12,7 +12,6 @@ import '../../core/data/services/wallet_controller.dart';
 import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_dimens.dart';
 import '../../core/theme/app_theme.dart';
-import '../../core/widgets/app_bottom_nav.dart';
 import '../../core/widgets/app_root_tab.dart';
 import '../../core/widgets/auth_gate.dart';
 import '../../core/widgets/plain_page_scaffold.dart';
@@ -87,7 +86,7 @@ class _MyPageState extends State<MyPage> {
         children: [
           _topBar(l10n),
           Expanded(child: _body(context, l10n)),
-          if (!embedded) _bottomNav(l10n),
+          if (!embedded) _bottomNav(),
         ],
       ),
     );
@@ -238,19 +237,10 @@ class _MyPageState extends State<MyPage> {
     _openProtected(RechargePage(onPurchased: () => unawaited(wallet.load())));
   }
 
-  Widget _bottomNav(AppLocalizations l10n) {
-    return AppBottomNav(
-      items: [
-        for (final tab in AppRootTab.values)
-          AppBottomNavItem(
-            tabKey: tab.tabKey,
-            icon: tab.icon,
-            selectedIcon: tab.selectedIcon,
-            label: tab.label(l10n),
-            selected: tab == AppRootTab.mine,
-            onTap: tab == AppRootTab.mine ? () {} : () => _act(_actionOf(tab)),
-          ),
-      ],
+  Widget _bottomNav() {
+    return AppRootBottomNav(
+      selected: AppRootTab.mine,
+      onSelected: (tab) => _act(_actionOf(tab)),
     );
   }