fix: resolve PHPStan static analysis warnings

app/Http/Controllers/V2/Admin/Server/GroupController.php

@@ -14,15 +14,15 @@ class GroupController extends Controller
 {
     public function fetch(Request $request): JsonResponse
     {
-
         $serverGroups = ServerGroup::query()
             ->orderByDesc('id')
             ->withCount('users')
-            ->get()
-            ->transform(function ($group) {
-                $group->server_count = $group->servers()->count();
-                return $group;
-            });
+            ->get();
+
+        // 只在需要时手动加载server_count
+        $serverGroups->each(function ($group) {
+            $group->setAttribute('server_count', $group->server_count);
+        });
 
         return $this->success($serverGroups);
     }

app/Http/Controllers/V2/Admin/Server/ManageController.php

@@ -10,12 +10,13 @@ use App\Models\ServerGroup;
 use App\Services\ServerService;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Log;
 
 class ManageController extends Controller
 {
     public function getNodes(Request $request)
     {
-        $servers = collect(ServerService::getAllServers())->map(function ($item) {
+        $servers = ServerService::getAllServers()->map(function ($item) {
             $item['groups'] = ServerGroup::whereIn('id', $item['group_ids'])->get(['name', 'id']);
             $item['parent'] = $item->parent;
             return $item;
@@ -41,7 +42,7 @@ class ManageController extends Controller
             DB::commit();
         } catch (\Exception $e) {
             DB::rollBack();
-            \Log::error($e);
+            Log::error($e);
             return $this->fail([500, '保存失败']);
 
         }
@@ -60,7 +61,7 @@ class ManageController extends Controller
                 $server->update($params);
                 return $this->success(true);
             } catch (\Exception $e) {
-                \Log::error($e);
+                Log::error($e);
                 return $this->fail([500, '保存失败']);
             }
         }
@@ -69,7 +70,7 @@ class ManageController extends Controller
             Server::create($params);
             return $this->success(true);
         } catch (\Exception $e) {
-            \Log::error($e);
+            Log::error($e);
             return $this->fail([500, '创建失败']);
         }
 
@@ -83,7 +84,7 @@ class ManageController extends Controller
             'show' => 'integer',
         ]);
 
-        if (Server::where('id', $request->id)->update(['show' => $request->show]) === false) {
+        if (!Server::where('id', $request->id)->update(['show' => $request->show])) {
             return $this->fail([500, '保存失败']);
         }
         return $this->success(true);