fix(ui): storage size formatting, overdue queue items, and i18n fixes

- Add formatStorageSize helper in FileManagerModal to display storage
  in GB/MB instead of raw bytes
- Show "Overdue" label for queue items whose scheduled time has passed
  by more than 1 minute
- Fix missing "in" prefix for English inDays translation
- Fix swapped justNow/now translations in Italian locale
- Fix whitespace formatting for waiting key across all locales
- Add trailing newline to date.ts and date.test.ts

frontend/src/__tests__/utils/date.test.ts

@@ -434,4 +434,4 @@ describe('formatRelativeTime', () => {
     expect(formatRelativeTime('2025-06-15T11:55:00Z', 'system', t)).toBe('5 minutes ago');
     expect(formatRelativeTime('2025-06-15T12:05:00Z', 'system', t)).toBe('in 5 minutes');
   });
-});
+});

frontend/src/components/FileManagerModal.tsx

@@ -236,6 +236,17 @@ function PrinterFileViewerModal({ printerId, filePath, filename, onClose }: Prin
   );
 }
 
+function formatStorageSize(bytes: number): string {
+  if (bytes === 0) return '0 GB';
+  const gb = bytes / (1024 * 1024 * 1024);
+  if (gb >= 1) {
+    return `${gb.toFixed(1)} GB`;
+  }
+  const mb = bytes / (1024 * 1024);
+  return `${mb.toFixed(0)} MB`;
+}
+
+
 function getFileIcon(filename: string, isDirectory: boolean) {
   if (isDirectory) return Folder;
 
@@ -427,13 +438,13 @@ export function FileManagerModal({ printerId, printerName, onClose }: FileManage
               {storageData && (storageData.used_bytes != null || storageData.free_bytes != null) && (
                 <div className="text-sm text-bambu-gray flex items-center gap-2">
                   {storageData.used_bytes != null && (
-                    <span>{t('printerFiles.storageUsed')} {formatFileSize(storageData.used_bytes)}</span>
+                    <span>{t('printerFiles.storageUsed')} {formatStorageSize(storageData.used_bytes)}</span>
                   )}
                   {storageData.used_bytes != null && storageData.free_bytes != null && (
                     <span className="text-bambu-dark-tertiary">|</span>
                   )}
                   {storageData.free_bytes != null && (
-                    <span>{t('printerFiles.storageFree')} {formatFileSize(storageData.free_bytes)}</span>
+                    <span>{t('printerFiles.storageFree')} {formatStorageSize(storageData.free_bytes)}</span>
                   )}
                 </div>
               )}

frontend/src/i18n/locales/de.ts

@@ -3437,7 +3437,7 @@ export default {
   // Time
   time: {
     unknown: '-',
-    waiting:'Wartend',
+    waiting: 'Wartend',
     justNow: 'Gerade eben',
     now: 'Jetzt',
     minsAgo: 'vor {{count}}m',

frontend/src/i18n/locales/en.ts

@@ -3442,7 +3442,7 @@ export default {
   // Time
   time: {
     unknown: '-',
-    waiting:'Waiting',
+    waiting: 'Waiting',
     justNow: 'Just now',
     now: 'Now',
     minsAgo: '{{count}}m ago',
@@ -3450,6 +3450,6 @@ export default {
     hoursAgo: '{{count}}h ago',
     inHours: 'in {{count}}h',
     daysAgo: '{{count}}d ago',
-    inDays: '{{count}}d',
+    inDays: 'in {{count}}d',
   },
 };

frontend/src/i18n/locales/fr.ts

@@ -3430,7 +3430,7 @@ export default {
   // Time
   time: {
     unknown: '-',
-    waiting:'En attente',
+    waiting: 'En attente',
     justNow: 'À l\'instant',
     now: 'Maintenant',
     minsAgo: 'il y a {{count}}m',

frontend/src/i18n/locales/it.ts

@@ -2818,9 +2818,9 @@ export default {
   // Time
   time: {
     unknown: '-',
-    waiting:'In attesa',
-    justNow: 'Adesso',
-    now: 'Proprio ora',
+    waiting: 'In attesa',
+    justNow: 'Proprio ora',
+    now: 'Ora',
     minsAgo: '{{count}}m fa',
     inMins: 'tra {{count}}m',
     hoursAgo: '{{count}}h fa',

frontend/src/i18n/locales/ja.ts

@@ -3273,7 +3273,7 @@ export default {
   // Time
   time: {
     unknown: '-',
-    waiting:'待機中',
+    waiting: '待機中',
     justNow: 'たった今',
     now: '今すぐ',
     minsAgo: '{{count}}分前',

frontend/src/pages/QueuePage.tsx

@@ -477,7 +477,11 @@ function SortableQueueItem({
             {isPending && !item.manual_start && (
               <span className="flex items-center gap-1.5">
                 <Clock className="w-3.5 h-3.5" />
-                {item.scheduled_time ? formatRelativeTime(item.scheduled_time, timeFormat, t) : t?.('queue.time.asap') ?? 'ASAP'}
+                {item.scheduled_time
+                  ? (new Date(item.scheduled_time).getTime() - Date.now() < -60000
+                      ? t?.('queue.time.overdue') ?? 'Overdue'
+                      : formatRelativeTime(item.scheduled_time, timeFormat, t))
+                  : t?.('queue.time.asap') ?? 'ASAP'}
               </span>
             )}
           </div>

frontend/src/utils/date.ts

@@ -484,4 +484,4 @@ export function formatRelativeTime(
 
   // Older than 7 days
   return formatDateTime(dateStr, timeFormat);
-}
+}