feat: 更新个人信息和打卡功能

- 在个人信息页面中修改用户姓名字段为“name”，并添加注销帐号功能，支持用户删除帐号及相关数据
- 在打卡页面中集成从后端获取当天打卡列表的功能，确保用户数据的实时同步
- 更新 Redux 状态管理，支持打卡记录的同步和更新
- 新增打卡服务，提供创建、更新和删除打卡记录的 API 接口
- 优化样式以适应新功能的展示和交互

app/checkin/index.tsx

@@ -2,8 +2,10 @@ import { HeaderBar } from '@/components/ui/HeaderBar';
 import { Colors } from '@/constants/Colors';
 import { useAppDispatch, useAppSelector } from '@/hooks/redux';
 import { useColorScheme } from '@/hooks/useColorScheme';
-import { removeExercise, setCurrentDate, toggleExerciseCompleted } from '@/store/checkinSlice';
+import type { CheckinExercise } from '@/store/checkinSlice';
+import { getDailyCheckins, removeExercise, setCurrentDate, syncCheckin, toggleExerciseCompleted } from '@/store/checkinSlice';
 import { Ionicons } from '@expo/vector-icons';
+import { useFocusEffect } from '@react-navigation/native';
 import { useRouter } from 'expo-router';
 import React, { useEffect, useMemo } from 'react';
 import { Alert, FlatList, SafeAreaView, StyleSheet, Text, TouchableOpacity, View } from 'react-native';
@@ -26,8 +28,22 @@ export default function CheckinHome() {
 
   useEffect(() => {
     dispatch(setCurrentDate(today));
+    // 进入页面立即从后端获取当天打卡列表，回填本地
+    dispatch(getDailyCheckins(today)).unwrap().catch((err: any) => {
+      Alert.alert('获取打卡失败', err?.message || '请稍后重试');
+    });
   }, [dispatch, today]);
 
+  useFocusEffect(
+    React.useCallback(() => {
+      // 返回本页时确保与后端同步（若本地有内容则上报，后台 upsert）
+      if (record?.items && Array.isArray(record.items)) {
+        dispatch(syncCheckin({ date: today, items: record.items as CheckinExercise[], note: record?.note }));
+      }
+      return () => { };
+    }, [dispatch, today, record?.items])
+  );
+
   return (
     <SafeAreaView style={[styles.safeArea, { backgroundColor: theme === 'light' ? colorTokens.pageBackgroundEmphasis : colorTokens.background }]}>
       <View style={[styles.container, { backgroundColor: theme === 'light' ? colorTokens.pageBackgroundEmphasis : colorTokens.background }]}>
@@ -68,7 +84,13 @@ export default function CheckinHome() {
                 accessibilityRole="button"
                 accessibilityLabel={item.completed ? '已完成，点击取消完成' : '未完成，点击标记完成'}
                 style={styles.doneIconBtn}
-                onPress={() => dispatch(toggleExerciseCompleted({ date: today, key: item.key }))}
+                onPress={() => {
+                  dispatch(toggleExerciseCompleted({ date: today, key: item.key }));
+                  const nextItems: CheckinExercise[] = (record?.items || []).map((it: CheckinExercise) =>
+                    it.key === item.key ? { ...it, completed: !it.completed } : it
+                  );
+                  dispatch(syncCheckin({ date: today, items: nextItems, note: record?.note }));
+                }}
                 hitSlop={{ top: 6, bottom: 6, left: 6, right: 6 }}
               >
                 <Ionicons
@@ -85,7 +107,11 @@ export default function CheckinHome() {
                     {
                       text: '移除',
                       style: 'destructive',
-                      onPress: () => dispatch(removeExercise({ date: today, key: item.key })),
+                      onPress: () => {
+                        dispatch(removeExercise({ date: today, key: item.key }));
+                        const nextItems: CheckinExercise[] = (record?.items || []).filter((it: CheckinExercise) => it.key !== item.key);
+                        dispatch(syncCheckin({ date: today, items: nextItems, note: record?.note }));
+                      },
                     },
                   ])
                 }