Update all documentation to reflect features added since last doc update:
- README: new features list, gallery screenshots, development status
- User Guide: global search, console commands, device dashboard, settings,
system log, backup, updated DM and contact management sections
- Architecture: complete API reference, WebSocket namespaces, updated
project structure and database tables
- Troubleshooting: remove v1 bridge references, add UI-based backup,
system log references
- Gallery: add 4 new screenshots (search, filtering, settings, system log),
update 12 existing screenshots
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Add HTML table with 150px thumbnail previews of all screenshots.
Images are clickable to view full size. Updated and added new
screenshots for menu, map, console, and image preview features.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
