- Reorganize settings into an even, scroll-free card grid
- Use uniform controls, API buttons, and opaque dropdown popups
- Add regression coverage for layout, persistence, and defaults
- Restore Git archive SHA substitution metadata
- Remove the _available_sha_display method and directly utilize _short_sha for clarity.
- Update new version label to reflect the installed SHA when no pending SHA is available.
- Clean up related unit tests to align with the updated display logic.
- Embed the archived commit SHA to prevent false first-launch updates
- Exclude editor and agent directories from source and update archives
- Add coverage for archive metadata and installer filtering
