*/ public function rules(): array { return [ 'nombre_apellido' => ['required', 'string', 'max:255'], 'dni' => ['required', 'string', 'max:50'], 'email' => ['required', 'email', 'max:255', 'unique:users,email'], 'category_ids' => ['required', 'array', 'min:1'], 'category_ids.*' => ['required', 'integer', 'distinct', Rule::exists('categorias', 'id')], ]; } }