- Remove boot-time forced MIC_OPEN in setup_services_and_handshake()
- Remove automatic cmd_open response in on_ctl_notify() when audio stops/mic closes
- Guard voice release event distribution so it only triggers during active speech (BLE_STATE_TALKING)
- Only open microphone on demand when MI_KEY_VOICE is physically pressed
- Update all prebuilt firmware binaries and RemoteMapper-Flasher packaging