feat: добавил эндпоинт для получения статистики админского дашборда

frontend/src/api/index.ts

@@ -18,6 +18,7 @@ import type {
   TagDto,
   UpdateReviewPromptRequest,
   UserAchievementDto,
+  AdminDashboardStatsDto,
   CurrentUserDto,
   UserDto,
   UserQuery,
@@ -68,6 +69,7 @@ export const usersApi = {
       body: JSON.stringify(payload),
     }),
   myStats: () => apiRequest<UserStatsDto>('/users/me/stats'),
+  adminStats: () => apiRequest<AdminDashboardStatsDto>('/users/admin/stats'),
   async myEnrollments() {
     const payload = await apiRequest<PagedResult<LectureDto> | LectureDto[] | undefined>(
       '/users/me/enrollments',

frontend/src/api/types.ts

@@ -76,6 +76,13 @@ export interface UserStatsDto {
   enrollmentSlotRules: EnrollmentSlotRuleDto[]
 }
 
+export interface AdminDashboardStatsDto {
+  usersCount: number
+  lecturesCount: number
+  enrollmentsCount: number
+  pendingReviewsCount: number
+}
+
 export interface EnrollmentSlotRuleDto {
   level: number
   slots: number