Add UserAddress model.

app/Models/User.php

@@ -7,6 +7,7 @@ use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Foundation\Auth\User as Authenticatable;
 use Illuminate\Notifications\Notifiable;
 use Laravel\Sanctum\HasApiTokens;
+use Illuminate\Database\Eloquent\Relations\HasMany;
 
 use App\Models\Validation\ValidationByNameInterface;
 
@@ -39,4 +40,9 @@ class User extends Authenticatable implements ValidationByNameInterface
     {
         return $name != '';
     }
+
+    public function userAddresses(): HasMany
+    {
+        return $this->hasMany(UserAddress::class);
+    }
 }