feat(admin): 完善后台角色管理与权限同步，新增当前管理员信息接口

app/Http/Controllers/Api/V1/Admin/User/AdminRoleIndexController.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Http\Controllers\Api\V1\Admin\User;
+
+use App\Models\AdminRole;
+use App\Support\ApiResponse;
+use Illuminate\Http\JsonResponse;
+use App\Http\Controllers\Controller;
+use App\Support\AdminRoleApiPresenter;
+
+final class AdminRoleIndexController extends Controller
+{
+    public function __invoke(): JsonResponse
+    {
+        $roles = AdminRole::query()->orderBy('sort_order')->orderBy('id')->get();
+
+        return ApiResponse::success([
+            'items' => $roles->map(static fn (AdminRole $role): array => AdminRoleApiPresenter::item($role))->values()->all(),
+        ]);
+    }
+}