feat(usage): 添加清理任务与统计过滤

frontend/src/i18n/locales/en.ts

@@ -1893,7 +1893,43 @@ export default {
       cacheCreationTokens: 'Cache Creation Tokens',
       cacheReadTokens: 'Cache Read Tokens',
       failedToLoad: 'Failed to load usage records',
-      ipAddress: 'IP'
+      billingType: 'Billing Type',
+      allBillingTypes: 'All Billing Types',
+      billingTypeBalance: 'Balance',
+      billingTypeSubscription: 'Subscription',
+      ipAddress: 'IP',
+      cleanup: {
+        button: 'Cleanup',
+        title: 'Cleanup Usage Records',
+        warning: 'Cleanup is irreversible and will affect historical stats.',
+        submit: 'Submit Cleanup',
+        submitting: 'Submitting...',
+        confirmTitle: 'Confirm Cleanup',
+        confirmMessage: 'Are you sure you want to submit this cleanup task? This action cannot be undone.',
+        confirmSubmit: 'Confirm Cleanup',
+        cancel: 'Cancel',
+        cancelConfirmTitle: 'Confirm Cancel',
+        cancelConfirmMessage: 'Are you sure you want to cancel this cleanup task?',
+        cancelConfirm: 'Confirm Cancel',
+        cancelSuccess: 'Cleanup task canceled',
+        cancelFailed: 'Failed to cancel cleanup task',
+        recentTasks: 'Recent Cleanup Tasks',
+        loadingTasks: 'Loading tasks...',
+        noTasks: 'No cleanup tasks yet',
+        range: 'Range',
+        deletedRows: 'Deleted',
+        missingRange: 'Please select a date range',
+        submitSuccess: 'Cleanup task created',
+        submitFailed: 'Failed to create cleanup task',
+        loadFailed: 'Failed to load cleanup tasks',
+        status: {
+          pending: 'Pending',
+          running: 'Running',
+          succeeded: 'Succeeded',
+          failed: 'Failed',
+          canceled: 'Canceled'
+        }
+      }
     },
 
     // Ops Monitoring

frontend/src/i18n/locales/zh.ts

@@ -2041,7 +2041,43 @@ export default {
       cacheCreationTokens: '缓存创建 Token',
       cacheReadTokens: '缓存读取 Token',
       failedToLoad: '加载使用记录失败',
-      ipAddress: 'IP'
+      billingType: '计费类型',
+      allBillingTypes: '全部计费类型',
+      billingTypeBalance: '钱包余额',
+      billingTypeSubscription: '订阅套餐',
+      ipAddress: 'IP',
+      cleanup: {
+        button: '清理',
+        title: '清理使用记录',
+        warning: '清理不可恢复，且会影响历史统计回看。',
+        submit: '提交清理',
+        submitting: '提交中...',
+        confirmTitle: '确认清理',
+        confirmMessage: '确定要提交清理任务吗？清理不可恢复。',
+        confirmSubmit: '确认清理',
+        cancel: '取消任务',
+        cancelConfirmTitle: '确认取消',
+        cancelConfirmMessage: '确定要取消该清理任务吗？',
+        cancelConfirm: '确认取消',
+        cancelSuccess: '清理任务已取消',
+        cancelFailed: '取消清理任务失败',
+        recentTasks: '最近清理任务',
+        loadingTasks: '正在加载任务...',
+        noTasks: '暂无清理任务',
+        range: '时间范围',
+        deletedRows: '删除数量',
+        missingRange: '请选择时间范围',
+        submitSuccess: '清理任务已创建',
+        submitFailed: '创建清理任务失败',
+        loadFailed: '加载清理任务失败',
+        status: {
+          pending: '待执行',
+          running: '执行中',
+          succeeded: '已完成',
+          failed: '失败',
+          canceled: '已取消'
+        }
+      }
     },
 
     // Ops Monitoring

frontend/src/types/index.ts

@@ -618,6 +618,7 @@ export interface UsageLog {
   actual_cost: number
   rate_multiplier: number
   account_rate_multiplier?: number | null
+  billing_type: number
 
   stream: boolean
   duration_ms: number
@@ -642,6 +643,33 @@ export interface UsageLog {
   subscription?: UserSubscription
 }
 
+export interface UsageCleanupFilters {
+  start_time: string
+  end_time: string
+  user_id?: number
+  api_key_id?: number
+  account_id?: number
+  group_id?: number
+  model?: string | null
+  stream?: boolean | null
+  billing_type?: number | null
+}
+
+export interface UsageCleanupTask {
+  id: number
+  status: string
+  filters: UsageCleanupFilters
+  created_by: number
+  deleted_rows: number
+  error_message?: string | null
+  canceled_by?: number | null
+  canceled_at?: string | null
+  started_at?: string | null
+  finished_at?: string | null
+  created_at: string
+  updated_at: string
+}
+
 export interface RedeemCode {
   id: number
   code: string
@@ -865,6 +893,7 @@ export interface UsageQueryParams {
   group_id?: number
   model?: string
   stream?: boolean
+  billing_type?: number | null
   start_date?: string
   end_date?: string
 }