feat: 优化目标创建成功提示及任务筛选功能

- 将目标创建成功后的提示从系统默认的 Alert.alert 改为使用自定义确认弹窗，提升用户体验和视觉一致性
- 在任务筛选中新增“已跳过”选项，支持用户更好地管理任务状态
- 更新任务卡片和进度卡片，展示跳过任务的数量和状态
- 调整相关组件样式，确保界面一致性和美观性
- 编写相关文档，详细描述新功能和使用方法

components/CreateGoalModal.tsx

@@ -6,16 +6,16 @@ import DateTimePicker from '@react-native-community/datetimepicker';
 import { LinearGradient } from 'expo-linear-gradient';
 import React, { useState } from 'react';
 import {
-  Alert,
-  Modal,
-  Platform,
-  ScrollView,
-  StyleSheet,
-  Switch,
-  Text,
-  TextInput,
-  TouchableOpacity,
-  View,
+    Alert,
+    Modal,
+    Platform,
+    ScrollView,
+    StyleSheet,
+    Switch,
+    Text,
+    TextInput,
+    TouchableOpacity,
+    View,
 } from 'react-native';
 import WheelPickerExpo from 'react-native-wheel-picker-expo';
 
@@ -23,6 +23,7 @@ interface CreateGoalModalProps {
   visible: boolean;
   onClose: () => void;
   onSubmit: (goalData: CreateGoalRequest) => void;
+  onSuccess?: () => void;
   loading?: boolean;
 }
 
@@ -39,6 +40,7 @@ export const CreateGoalModal: React.FC<CreateGoalModalProps> = ({
   visible,
   onClose,
   onSubmit,
+  onSuccess,
   loading = false,
 }) => {
   const theme = (useColorScheme() ?? 'light') as 'light' | 'dark';
@@ -65,7 +67,7 @@ export const CreateGoalModal: React.FC<CreateGoalModalProps> = ({
     setRepeatType('daily');
     setFrequency(1);
     setHasReminder(false);
-    setReminderTime('19:00');
+    setReminderTime('20:00');
     setCategory('');
     setPriority(5);
   };
@@ -113,6 +115,11 @@ export const CreateGoalModal: React.FC<CreateGoalModalProps> = ({
     console.log('goalData', goalData);
 
     onSubmit(goalData);
+    
+    // 通知父组件提交成功
+    if (onSuccess) {
+      onSuccess();
+    }
   };
 
   // 时间选择器