fix(ops): 修复告警状态验证和错误处理逻辑

- 增强告警事件状态验证，添加合法状态值检查
- 移除重试逻辑中的遗留字段赋值
- 修正仓库不可用时的错误类型
- 格式化测试文件代码

frontend/src/i18n/locales/en.ts

@@ -150,12 +150,13 @@ export default {
     invalidEmail: 'Please enter a valid email address',
     optional: 'optional',
     selectOption: 'Select an option',
-    searchPlaceholder: 'Search...', 
-        noOptionsFound: 'No options found',
-        noGroupsAvailable: 'No groups available',
-        unknownError: 'Unknown error occurred',
-        saving: 'Saving...', 
-        selectedCount: '({count} selected)',    refresh: 'Refresh',
+    searchPlaceholder: 'Search...',
+    noOptionsFound: 'No options found',
+    noGroupsAvailable: 'No groups available',
+    unknownError: 'Unknown error occurred',
+    saving: 'Saving...',
+    selectedCount: '({count} selected)',
+    refresh: 'Refresh',
     settings: 'Settings',
     notAvailable: 'N/A',
     now: 'Now',