Remove Passport and replace with Sanctum, upgrade framework to Laravel 10

app/Models/User.php

@@ -6,7 +6,7 @@ use Illuminate\Contracts\Auth\MustVerifyEmail;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Foundation\Auth\User as Authenticatable;
 use Illuminate\Notifications\Notifiable;
-use Laravel\Passport\HasApiTokens;
+use Laravel\Sanctum\HasApiTokens;
 
 use App\Traits\UserSwitch;
 
@@ -56,10 +56,9 @@ class User extends Authenticatable implements MustVerifyEmail
 	 */
 	protected $casts = [
 		'email_verified_at' => 'datetime',
+		'last_on' => 'datetime:Y-m-d H:i:s'
 	];
 
-	protected $dates = ['last_on'];
-
 	/* RELATIONS */
 
 	public function systems()