fix: resolve PHPStan static analysis warnings

app/Services/ServerService.php

@@ -15,14 +15,18 @@ class ServerService
      * 获取所有服务器列表
      * @return Collection
      */
-    public static function getAllServers()
+    public static function getAllServers(): Collection
     {
-        return Server::orderBy('sort', 'ASC')
-            ->get()
-            ->transform(function (Server $server) {
-                $server->loadServerStatus();
-                return $server;
-            });
+        $query = Server::orderBy('sort', 'ASC');
+
+        return $query->get()->append([
+            'last_check_at',
+            'last_push_at',
+            'online',
+            'is_online',
+            'available_status',
+            'cache_key'
+        ]);
     }
 
     /**
@@ -32,28 +36,25 @@ class ServerService
      */
     public static function getAvailableServers(User $user): array
     {
-        return Server::whereJsonContains('group_ids', (string) $user->group_id)
+        $servers = Server::whereJsonContains('group_ids', (string) $user->group_id)
             ->where('show', true)
             ->orderBy('sort', 'ASC')
             ->get()
-            ->transform(function (Server $server) use ($user) {
-                $server->loadParentCreatedAt();
-                $server->handlePortAllocation();
-                $server->loadServerStatus();
-                if ($server->type === 'shadowsocks') {
-                    $server->server_key = Helper::getServerKey($server->created_at, 16);
-                }
-                $server->generateShadowsocksPassword($user);
+            ->append(['last_check_at', 'last_push_at', 'online', 'is_online', 'available_status', 'cache_key', 'server_key']);
 
-                return $server;
-            })
-            ->toArray();
+        $servers = collect($servers)->map(function ($server) use ($user) {
+            // 判断动态端口
+            if (str_contains($server->port, '-')) {
+                $server->port = (string) Helper::randomPort($server->port);
+                $server->ports = $server->port;
+            }
+            $server->password = $server->generateShadowsocksPassword($user);
+            return $server;
+        })->toArray();
+
+        return $servers;
     }
 
-    /** 
-     * 加
-     */
-
     /**
      * 根据权限组获取可用的用户列表
      * @param array $groupIds