codigo actual del servidor, con avances de joan

app/Models/Country.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Country extends Model
+{
+        /**
+         * Get the Zone that owns the Country
+         *
+         * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
+         */
+        public function zone()
+        {
+            return $this->belongsTo(Zone::class);
+        }
+    
+}