fix select defaut value

app/Http/Resources/Event.php

@@ -37,7 +37,7 @@ class Event extends JsonResource
                 ],
             ],
             'links' => [
-                'self' => url('/events/'.$this->id),
+                'self' => $this->path(),
             ]
         ];
     }

app/Models/Event.php

@@ -11,6 +11,11 @@ class Event extends Model
 {
     protected $guarded = [];
 
+    public function path()
+    {
+        return '/events/' . $this->id;
+    }
+
     public function category() :BelongsTo
     {
         return $this->belongsTo(EventCategory::class, 'category_id');