feat: add admin batch file selection

src/services/file.ts

@@ -1,6 +1,7 @@
 import api, { rawApiClient } from './client'
 import { multipartUploadConfig } from './shared'
 import type {
+  AdminBatchDeleteFilesResponse,
   AdminFileListParams,
   AdminFilePreviewResponse,
   ApiResponse,
@@ -134,6 +135,14 @@ export class FileService {
     })
   }
 
+  static async deleteAdminFiles(
+    ids: number[]
+  ): Promise<ApiResponse<AdminBatchDeleteFilesResponse>> {
+    return api.delete('/admin/file/batch-delete', {
+      data: { ids }
+    })
+  }
+
   static async downloadAdminFile(
     id: number
   ): Promise<{ data: Blob; headers: Record<string, string> }> {