add translate and make refactor

src/app/ui/settings/last-activity-settings.tsx

@@ -1,11 +1,17 @@
+import { useTranslations } from 'next-intl';
+
 export default function LastActivitySettings() {
+	const t = useTranslations('Global');
+
 	return (
 		<div className="settings-form">
 			<div className="form-section">
-				<h3 className="form-section-title">🕒 Последняя активность</h3>
+				<h3 className="form-section-title">
+					{t('last-activity')}
+				</h3>
 				<div className="last-activiti-wrapper">
 					<div className="no-activiti">
-						📝 Пока нет записей о активности
+						{t('no-activity-records-yet')}
 					</div>
 				</div>
 			</div>