fix created at

SurveyFrontend/src/api/SurveyApi.ts

@@ -5,6 +5,7 @@ export interface ISurvey {
     title: string;
     description: string;
     createdBy: number;
+    createdAt: string;
 }
 
 export interface INewSurvey{

SurveyFrontend/src/components/MySurveyList/MySurveyList.tsx

@@ -13,6 +13,17 @@ export const MySurveyList = () => {
     const navigate = useNavigate();
     const [surveys, setSurveys] = useState<MySurveyItem[]>([]);
 
+    const formatDate = (dateString: string) => {
+        const date = new Date(dateString);
+        const day = String(date.getDate()).padStart(2, '0');
+        const month = String(date.getMonth() + 1).padStart(2, '0');
+        const year = date.getFullYear();
+        const hours = String(date.getHours()).padStart(2, '0');
+        const minutes = String(date.getMinutes()).padStart(2, '0');
+
+        return `${day}/${month}/${year} ${hours}:${minutes}`;
+    };
+
     useEffect(() => {
         const fetchSurvey = async () => {
             try {
@@ -63,7 +74,7 @@ export const MySurveyList = () => {
                             <h1 className={styles.title}>{survey.title}</h1>
                             <h2 className={styles.description}>{survey.description}</h2>
                         </div>
-                        <span className={styles.date}>Дата создания: {survey.createdBy}</span>
+                        <span className={styles.date}>Дата создания: {formatDate(survey.createdAt)}</span>
                     </div>
                     <div className={styles.container}>
                         <div className={`${styles.status} ${