- Project skeleton (display works)
- Sensor driver
- Battery ADC driver
- Battery level display
- Config files
- RTC driver
- Static UI layout
- User buttons
- Wifi connection
- MQTT value display
- MQTT JSON template support
- USB MSC
- Dynamic UI layout
- Wakeup by RTC
- Power consumption optimization
- INA229 driver
- Battery level LUT
- SHTC3 sensor interface implementation cleanup