feat(admin): 更新后台权限管理与同步逻辑，简化权限检查并优化文档

- 新增后台 RBAC 相关文档，提供权限目录与维护命令说明。
- 移除不必要的角色资源同步检查，简化权限审计命令。
- 更新权限描述与同步逻辑，确保一致性与可维护性。
- 统一权限注册表，替换过时的权限别名，增强代码可读性。

tests/Feature/AdminAuthorizationAuditCommandTest.php

@@ -1,7 +1,6 @@
 <?php
 
 use Illuminate\Support\Facades\DB;
-use Database\Seeders\AdminRbacAndUserSeeder;
 use Illuminate\Foundation\Testing\RefreshDatabase;
 
 uses(RefreshDatabase::class);
@@ -49,27 +48,3 @@ test('admin authorization sync can repair registry-backed api resources and pass
 
     expect($bindingCount)->toBeGreaterThan(0);
 });
-
-test('admin authorization audit detects role api resource drift', function (): void {
-    $this->seed(AdminRbacAndUserSeeder::class);
-
-    $resourceId = DB::table('admin_api_resources')
-        ->where('code', 'admin.audit.index')
-        ->value('id');
-
-    $roleId = DB::table('admin_roles')
-        ->where('slug', 'finance')
-        ->value('id');
-
-    expect($resourceId)->not->toBeNull();
-    expect($roleId)->not->toBeNull();
-
-    DB::table('admin_role_api_resources')
-        ->where('role_id', (int) $roleId)
-        ->where('api_resource_id', (int) $resourceId)
-        ->delete();
-
-    $this->artisan('lottery:admin-auth-audit --skip-route-coverage')
-        ->expectsOutputToContain('Missing role-resource grant')
-        ->assertExitCode(1);
-});