feat(i18n): 改造10个组件为i18n国际化，同步更新9种语言翻译文件

- 组件改造：EmptyState、ExportPanel、SearchConditionItem、SearchHistoryPanel、
  SearchResultCard、SearchResultList、Select、SortSwitcher、TemplatePanel、
  BottomNavigation、SearchConditionPanel
- 替换硬编码中文为 $t() 调用和 computed 响应式翻译
- 新增翻译键：search（搜索历史/模板/条件）、export（导出选项）、
  common.pleaseSelect 等
- 同步更新 zh-CN、en、zh-TW、ja、ko、es、fr、de、pt 共9种语言文件
- 重构 errorHandler：从 API 错误处理改为本地应用错误处理
- 移除 search.ts 中未使用的 SearchService 接口

everything-is-suitable-uniapp/src/locales/en.ts

@@ -9,6 +9,7 @@ export default {
     search: 'Search',
     male: 'Male',
     female: 'Female',
+    pleaseSelect: 'Please select',
   },
   nav: {
     almanac: 'Almanac',
@@ -45,63 +46,61 @@ export default {
     monthly: 'Monthly',
     selectDate: 'Select Date',
     selectMonth: 'Select Month',
-    overallFortune: 'Overall Fortune',
-    career: 'Career',
-    wealth: 'Wealth',
-    relationship: 'Relationship',
-    health: 'Health',
-    luckyColor: 'Lucky Color',
-    luckyNumber: 'Lucky Number',
-    luckyDirection: 'Lucky Direction',
-    noChart: 'Please generate a chart on the Zi Wei Dou Shu page first',
+    overallScore: 'Overall Fortune: {score}pts',
+    career: 'Career: ',
+    wealth: 'Wealth: ',
+    relationship: 'Relationship: ',
+    health: 'Health: ',
+    luckyColor: 'Lucky Color: ',
+    luckyNumber: 'Lucky Number: ',
+    luckyDirection: 'Lucky Direction: ',
+    noChartHint: 'Please generate a chart on the Zi Wei Dou Shu page first',
   },
   search: {
-    conditions: 'Search Conditions',
+    searchConditions: 'Search Conditions',
     addCondition: 'Add Condition',
     addConditionHint: 'Please add at least one search condition',
-    addConditionEmpty: 'Add search conditions',
-    days: 'Search Days',
-    dayUnit: 'days',
-    searchResult: 'Search Results',
+    searchDays: 'Search Days',
+    daysUnit: '{count} days',
+    searchResults: 'Search Results',
     resultCount: '{count} results',
-    matchCount: 'Match: {count}',
+    matchCount: 'Match',
     sort: 'Sort',
     sortByDate: 'Date',
     sortByMatch: 'Match',
-    typeSuitable: 'Suitable',
-    typeUnsuitable: 'Unsuitable',
+    suitable: 'Suitable',
+    unsuitable: 'Unsuitable',
     operatorAnd: 'AND',
     operatorOr: 'OR',
     excludeCondition: 'Exclude Condition',
-    items: 'Items',
-    operator: 'Logical Operator',
-  },
-  template: {
-    title: 'Search Templates',
-    searchPlaceholder: 'Search templates',
-    empty: 'No Templates',
-    emptyDesc: 'No templates match the criteria',
-    all: 'All',
-  },
-  export: {
-    title: 'Export Search Results',
-    selectFormat: 'Select Export Format',
-    selectContent: 'Select Export Content',
-    date: 'Date',
-    lunarDate: 'Lunar Date',
-    weekday: 'Weekday',
-    matchedItems: 'Matched Items',
-    matchCount: 'Match Score',
-  },
-  history: {
-    title: 'Search History',
-    clear: 'Clear History',
-    clearConfirm: 'Confirm Clear',
-    clearConfirmMsg: 'Are you sure you want to clear all search history?',
-    empty: 'No Search History',
-    emptyDesc: 'Search conditions will appear here after searching',
+    activityItems: 'Items',
+    logicalOperator: 'Logical Operator',
+    dateFormat: '{month}/{day}/{year}',
+    searchHistory: 'Search History',
+    clearHistory: 'Clear History',
+    noHistoryTitle: 'No Search History',
+    noHistoryDesc: 'Search conditions will appear here after searching',
+    confirmClear: 'Confirm Clear',
+    confirmClearContent: 'Are you sure you want to clear all search history?',
+    historyConditionDays: '{count} conditions, {days} days range',
     justNow: 'Just now',
     hoursAgo: '{count}h ago',
     daysAgo: '{count}d ago',
+    searchTemplates: 'Search Templates',
+    noTemplatesTitle: 'No Templates',
+    noTemplatesDesc: 'No templates match the criteria',
+    allCategories: 'All',
+  },
+  export: {
+    exportResults: 'Export Results',
+    exportSearchResults: 'Export Search Results',
+    selectFormat: 'Select Export Format',
+    selectContent: 'Select Export Content',
+    export: 'Export',
+    contentDate: 'Date',
+    contentLunarDate: 'Lunar Date',
+    contentWeekday: 'Weekday',
+    contentMatchedItems: 'Matched Items',
+    contentMatchCount: 'Match Score',
   },
 }