ui fixes

src/components/UserProfile.vue

@@ -34,6 +34,10 @@ const avatar = computed(() => {
   return user?.image ?? undefined
 })
 
+const createdAt = computed(() => {
+  return user?.createdAt ? new Date(user.createdAt).toLocaleString('ru-RU') : ''
+})
+
 function showError(text: string, e: unknown) {
   snackbarStore.add({ title: text, text: e instanceof Error ? e.message : '', color: 'error' })
 }
@@ -130,7 +134,7 @@ async function removeAvatar() {
       <div class="flex-grow-1">
         <editable-text class="mb-2" :text="user.name" placeholder="Enter your name" required @changed="saveName" />
         <div>E-mail: {{ user.email }}</div>
-        <div>Created At: {{ user.createdAt }}</div>
+        <div>Created At: {{ createdAt }}</div>
       </div>
     </div>
     <v-skeleton-loader v-else type="avatar, list-item-three-line" />