Added the ability to save user settings.

app/Models/User.php

@@ -3,6 +3,7 @@
 namespace App\Models;
 
 // use Illuminate\Contracts\Auth\MustVerifyEmail;
+use App\Enums\Lang;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 use Illuminate\Database\Eloquent\SoftDeletes;
@@ -34,7 +35,7 @@ final class User extends Authenticatable
         'password',
         'timezone',
         'is_active',
-        'locale',
+        'lang',
     ];
 
     /**
@@ -54,7 +55,8 @@ final class User extends Authenticatable
      */
     protected $casts = [
         'email_verified_at' => 'datetime',
-        'is_active' => 'boolean'
+        'is_active' => 'boolean',
+        'lang' => Lang::class,
     ];
 
     /**