feat(sync): full code sync from release

frontend/src/api/admin/accounts.ts

@@ -369,6 +369,22 @@ export async function getTodayStats(id: number): Promise<WindowStats> {
   return data
 }
 
+export interface BatchTodayStatsResponse {
+  stats: Record<string, WindowStats>
+}
+
+/**
+ * 批量获取多个账号的今日统计
+ * @param accountIds - 账号 ID 列表
+ * @returns 以账号 ID（字符串）为键的统计映射
+ */
+export async function getBatchTodayStats(accountIds: number[]): Promise<BatchTodayStatsResponse> {
+  const { data } = await apiClient.post<BatchTodayStatsResponse>('/admin/accounts/today-stats/batch', {
+    account_ids: accountIds
+  })
+  return data
+}
+
 /**
  * Set account schedulable status
  * @param id - Account ID
@@ -556,6 +572,7 @@ export const accountsAPI = {
   clearError,
   getUsage,
   getTodayStats,
+  getBatchTodayStats,
   clearRateLimit,
   getTempUnschedulableStatus,
   resetTempUnschedulable,