companion-v1.11.0 Cardputer ADV + LoRa868 Cap
- Cardputer ADV: ST7789 display enabled with correct backlight
- Keyboard navigation: W/A/S/D plus , / . ; and ` mappings
- LoRa Cap: PI4IOE power init on I2C, stable after reset
- GPS: auto‑baud + persistent GPS, RX=13 TX=15
- BLE companion radio UI