add ios app

app-ios/app/(tabs)/_layout.tsx

@@ -0,0 +1,73 @@
+import { Tabs } from 'expo-router';
+import React from 'react';
+import { Platform } from 'react-native';
+import { Ionicons } from '@expo/vector-icons';
+
+import { HapticTab } from '@/components/haptic-tab';
+import { AppColors } from '@/constants/theme';
+
+export default function TabLayout() {
+
+  return (
+    <Tabs
+      screenOptions={{
+        tabBarActiveTintColor: AppColors.mediumPurple,
+        tabBarInactiveTintColor: AppColors.slatePurple,
+        headerShown: false,
+        tabBarButton: HapticTab,
+        tabBarStyle: {
+          backgroundColor: AppColors.white,
+          borderTopColor: 'rgba(32, 0, 40, 0.08)',
+          borderTopWidth: 1,
+          height: Platform.OS === 'ios' ? 90 : 70,
+          paddingTop: 8,
+          paddingBottom: Platform.OS === 'ios' ? 30 : 10,
+        },
+        tabBarLabelStyle: {
+          fontSize: 11,
+          fontWeight: '500',
+          marginTop: 2,
+        },
+      }}>
+      <Tabs.Screen
+        name="index"
+        options={{
+          title: '聊天',
+          tabBarIcon: ({ color, focused }) => (
+            <Ionicons 
+              name={focused ? 'chatbubble' : 'chatbubble-outline'} 
+              size={24} 
+              color={color} 
+            />
+          ),
+        }}
+      />
+      <Tabs.Screen
+        name="memoir"
+        options={{
+          title: '回忆录',
+          tabBarIcon: ({ color, focused }) => (
+            <Ionicons 
+              name={focused ? 'book' : 'book-outline'} 
+              size={24} 
+              color={color} 
+            />
+          ),
+        }}
+      />
+      <Tabs.Screen
+        name="profile"
+        options={{
+          title: '我的',
+          tabBarIcon: ({ color, focused }) => (
+            <Ionicons 
+              name={focused ? 'person' : 'person-outline'} 
+              size={24} 
+              color={color} 
+            />
+          ),
+        }}
+      />
+    </Tabs>
+  );
+}