## Changes

- feat: allow MQTT commands to wake the screen (uses WAKE_LOCK permission)
- feat: maintain MQTT connection using a foreground service (configurable)
- feat: new MQTT events:
  - Screen On/Off
  - User Present
  - App Background/Foreground
  - Power Plugged/Unplugged
  - Admin Restrictions Changed
- feat: support for other url schemes (intent) in lock task mode
- fix: duplicated command received in debug logs
- fix: allow MQTT toast command data to be null
