lots of updates + refactoring

app/Models/LocalPersistentVolume.php

@@ -8,18 +8,15 @@ use Illuminate\Support\Str;
 
 class LocalPersistentVolume extends Model
 {
-    protected $fillable = [
-        'name',
-        'mount_path',
-        'host_path',
-        'container_id',
-        'resource_id',
-        'resource_type',
-    ];
+    protected $guarded = [];
     public function application()
     {
         return $this->morphTo();
     }
+    public function standalone_postgresql()
+    {
+        return $this->morphTo();
+    }
     protected function name(): Attribute
     {
         return Attribute::make(