1212e3915e
- App.tsx: Import and render MetersPage when 'Meters' button toggled; add Meters button to header between Patch and PiPedal buttons - useMixerDaemon.ts: Add gateOpen and compressorReduction fields to MixerChannel interface - MetersPage.tsx: Add gate open/closed indicator (green/red G badge) and compressor gain reduction bar to ChannelMeterTile - MetersPage.css: Add gate indicator and compressor GR track styles