fix(ui): ограничить каталог бэкапов и вернуть фокус действий

components/backups/backup-confirm-dialogs.tsx

@@ -21,16 +21,18 @@ export function BackupDeleteDialog({
   error,
   onConfirm,
   onCancel,
+  returnFocus,
 }: {
   backup: Backup | null
   busy: boolean
   error?: string | null
   onConfirm: () => void
   onCancel: () => void
+  returnFocus?: () => HTMLElement | null
 }) {
   return (
     <AlertDialog open={Boolean(backup)} onOpenChange={(v) => { if (!v && !busy) onCancel() }}>
-      <AlertDialogContent>
+      <AlertDialogContent finalFocus={returnFocus}>
         <AlertDialogHeader>
           <AlertDialogMedia className="bg-destructive/10 text-destructive">
             <AlertCircleIcon />
@@ -61,6 +63,7 @@ export function BackupRestoreDialog({
   error,
   onConfirm,
   onCancel,
+  returnFocus,
 }: {
   backup: Backup | null
   busy: boolean
@@ -68,10 +71,11 @@ export function BackupRestoreDialog({
   error?: string | null
   onConfirm: () => void
   onCancel: () => void
+  returnFocus?: () => HTMLElement | null
 }) {
   return (
     <AlertDialog open={Boolean(backup)} onOpenChange={(v) => { if (!v && !busy) onCancel() }}>
-      <AlertDialogContent>
+      <AlertDialogContent finalFocus={returnFocus}>
         <AlertDialogHeader>
           <AlertDialogMedia className="bg-warning/10 text-warning">
             <TriangleAlertIcon />