feat: new server checking job

feat: show if the server  has problems on ui

app/Models/Application.php

@@ -104,6 +104,8 @@ class Application extends BaseModel
 
     protected $guarded = [];
 
+    protected $appends = ['server_status'];
+
     protected static function booted()
     {
         static::saving(function ($application) {
@@ -466,6 +468,28 @@ class Application extends BaseModel
         return $this->getRawOriginal('status');
     }
 
+    protected function serverStatus(): Attribute
+    {
+        return Attribute::make(
+            get: function () {
+                if ($this->additional_servers->count() === 0) {
+                    return $this->destination->server->isFunctional();
+                } else {
+                    $additional_servers_status = $this->additional_servers->pluck('pivot.status');
+                    $main_server_status = $this->destination->server->isFunctional();
+                    foreach ($additional_servers_status as $status) {
+                        $server_status = str($status)->before(':')->value();
+                        if ($main_server_status !== $server_status) {
+                            return false;
+                        }
+                    }
+
+                    return true;
+                }
+            }
+        );
+    }
+
     public function status(): Attribute
     {
         return Attribute::make(