feat: enhance delete method to support request body and add removePoolMembers API

src/app/utils/api.ts

@@ -154,8 +154,15 @@ export class ApiClient {
     )
   }
   
-  static async delete(endpoint: string, token?: string): Promise<Response> {
+  static async delete(endpoint: string, token?: string, data?: any): Promise<Response> {
-    return this.makeRequest(endpoint, { method: 'DELETE' }, token)
+    return this.makeRequest(
+      endpoint,
+      {
+        method: 'DELETE',
+        body: data ? JSON.stringify(data) : undefined,
+      },
+      token
+    )
   }
 }
 
@@ -365,6 +372,16 @@ export class AdminAPI {
     return response.json()
   }
 
+  static async removePoolMembers(token: string, poolId: string | number, userIds: Array<string | number>) {
+    const endpoint = API_ENDPOINTS.ADMIN_POOL_MEMBERS.replace(':id', String(poolId))
+    const response = await ApiClient.delete(endpoint, token, { userIds })
+    if (!response.ok) {
+      const error = await response.json().catch(() => ({ message: 'Failed to remove pool members' }))
+      throw new Error(error.message || 'Failed to remove pool members')
+    }
+    return response.json()
+  }
+
   static async updateUserStatus(token: string, userId: string, status: string) {
     const endpoint = API_ENDPOINTS.ADMIN_UPDATE_USER_STATUS.replace(':id', userId)
     const response = await ApiClient.patch(endpoint, { status }, token)