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。

app/Console/Commands/SyncAdminAuthorizationCommand.php

@@ -12,7 +12,7 @@ final class SyncAdminAuthorizationCommand extends Command
     protected $signature = 'lottery:admin-auth-sync
         {--audit : 同步完成后立即执行后台权限体检}';
 
-    protected $description = '根据后台统一注册表同步 admin_api_resources / bindings / role_api_resources';
+    protected $description = '根据后台统一注册表同步 admin_api_resources 与 resource_bindings';
 
     public function handle(): int
     {
@@ -69,25 +69,9 @@ final class SyncAdminAuthorizationCommand extends Command
             }
         }
 
-        DB::table('admin_role_api_resources')->delete();
-
-        $roleResourceRows = DB::table('admin_role_menu_actions as rma')
-            ->join('admin_api_resource_bindings as arb', 'arb.menu_action_id', '=', 'rma.menu_action_id')
-            ->select('rma.role_id', 'arb.api_resource_id')
-            ->distinct()
-            ->get();
-
-        foreach ($roleResourceRows as $row) {
-            DB::table('admin_role_api_resources')->insert([
-                'role_id' => (int) $row->role_id,
-                'api_resource_id' => (int) $row->api_resource_id,
-            ]);
-        }
-
         $this->info(sprintf(
-            'Admin authorization synced: %d resources, %d role-resource rows.',
+            'Admin authorization synced: %d resources.',
             count(AdminAuthorizationRegistry::resources()),
-            $roleResourceRows->count(),
         ));
 
         if ((bool) $this->option('audit')) {