|string> */ public function rules(): array { return [ 'technicians' => 'required|array|min:1', 'technicians.*' => 'integer', 'leader_id' => 'required|integer' ]; } public function messages(): array { return [ 'technicians.required' => 'Daftar teknisi wajib diisi', 'technicians.array' => 'Format teknisi harus array', 'leader_id.required' => 'Leader teknisi wajib dipilih' ]; } }