Christoffer Martinsson b391448d33 Update backup widget layout and fix system widget Single label
Backup widget:
- Restructure to match new layout specification
- Add section headers: Latest backup, Disk, Repos
- Show timestamp with status icon and duration as sub-item
- Display disk info with product name, S/N, and usage in tree structure
- List repositories with archive count and size
- Remove old render methods and unused imports

System widget:
- Hide (Single) storage type label for cleaner display
2025-10-23 19:53:00 +02:00
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