codigo actual del servidor, con avances de joan

app/Models/AttributeTranslation.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class AttributeTranslation extends Model
+{
+  protected $fillable = ['name', 'lang', 'attribute_id'];
+
+  public function attribute(){
+    return $this->belongsTo(Attribute::class);
+  }
+
+}