Backend changes (routes/aprs.py):
- Remove -q h flag from direwolf to enable audio level output
- Add parse_audio_level() to extract levels from direwolf output
- Add rate-limiting (max 10 updates/sec, min 2-level change)
- Push meter events to SSE queue as type='meter'
Frontend changes:
- Add signal meter widget to APRS sidebar
- Horizontal bar gauge with gradient (green->cyan->yellow->red)
- Numeric level display (0-100)
- "BURST" indicator for levels >70
- Status text (weak/moderate/strong signal)
- "No RF activity" state after 5 seconds of silence
- CSS styles in static/css/modes/aprs.css
Also added UK region to dropdown (same freq as Europe: 144.800)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Extract inline CSS to static/css/modes/ (acars, aprs, tscm)
- Create HTML partials for all 9 modes in templates/partials/modes/
- Reduce index.html from 11,862 to 10,281 lines (~15% reduction)
- Use Jinja2 includes for cleaner template organization
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
