chore: 修复一下导航布局

app/(tabs)/_layout.tsx

@@ -1,5 +1,3 @@
-import { HapticTab } from '@/components/HapticTab';
-import AskNavbar from '@/components/layout/ask';
 import { TabBarIcon } from '@/components/navigation/TabBarIcon';
 import { requestNotificationPermission } from '@/components/owner/utils';
 import TabBarBackground from '@/components/ui/TabBarBackground';
@@ -191,25 +189,21 @@ export default function TabLayout() {
         screenOptions={{
           tabBarActiveTintColor: Colors[colorScheme ?? 'light'].tint,
           headerShown: false,
-          tabBarButton: HapticTab,
-          tabBarBackground: TabBarBackground,
-          tabBarStyle: Platform.select({
-            ios: {
-              // Use a transparent background on iOS to show the blur effect
-              position: 'absolute',
-            },
-            default: {},
-          }),
+          tabBarShowLabel: false,
+          tabBarStyle: {
+            position: 'absolute',
+            borderTopWidth: 0,
+            elevation: 0,
+            height: Platform.OS === 'ios' ? 90 : 70,
+          },
+          tabBarBackground: () => <TabBarBackground />,
         }}
       >
         {/* 落地页 */}
         <Tabs.Screen
           name="index"
           options={{
-            title: 'Memo',
-            tabBarButton: () => null, // 隐藏底部标签栏
-            headerShown: false, // 隐藏导航栏
-            tabBarStyle: { display: 'none' } // 确保在标签栏中不显示
+            href: null,
           }}
         />
         {/* 登录 */}
@@ -260,10 +254,7 @@ export default function TabLayout() {
         <Tabs.Screen
           name="ask"
           options={{
-            title: 'ask',
-            tabBarButton: () => null, // 隐藏底部标签栏
-            headerShown: false, // 隐藏导航栏
-            tabBarStyle: { display: 'none' }, // 确保在标签栏中不显示
+            href: null,
             ...TransitionPresets.ShiftTransition,
           }}
         />
@@ -271,10 +262,7 @@ export default function TabLayout() {
         <Tabs.Screen
           name="memo-list"
           options={{
-            title: 'memo-list',
-            tabBarButton: () => null, // 隐藏底部标签栏
-            headerShown: false, // 隐藏导航栏
-            tabBarStyle: { display: 'none' }, // 确保在标签栏中不显示
+            href: null,
             ...TransitionPresets.ShiftTransition,
           }}
         />
@@ -282,10 +270,7 @@ export default function TabLayout() {
         <Tabs.Screen
           name="owner"
           options={{
-            title: 'owner',
-            tabBarButton: () => null, // 隐藏底部标签栏
-            headerShown: false, // 隐藏导航栏
-            tabBarStyle: { display: 'none' }, // 确保在标签栏中不显示
+            href: null,
             ...TransitionPresets.ShiftTransition,
           }}
         />
@@ -377,7 +362,6 @@ export default function TabLayout() {
           }}
         />
       </Tabs >
-      <AskNavbar wsStatus={wsStatus} />
     </>
   );
 }

app/(tabs)/ask.tsx

@@ -267,7 +267,7 @@ export default function AskScreen() {
                                 console.log('失去焦点失败:', error);
                             }
                             Keyboard.dismiss();
-                            router.navigate('/memo-list');
+                            router.replace('/memo-list');
                         }}
                     >
                         <ReturnArrow />

components/ui/TabBarBackground.tsx

@@ -1,5 +1,10 @@
+import React from 'react';
+import { View } from 'react-native';
+
 // This is a shim for web and Android where the tab bar is generally opaque.
-export default undefined;
+export default function TabBarBackground() {
+  return <View style={{ flex: 1, backgroundColor: 'transparent' }} />;
+}
 
 export function useBottomTabOverflow() {
   return 0;