forked from EmbeddedTeam/app_photomagnetic
- Add UID encoding/decoding with flash storage and CRC16 validation - Add write UID (0x07) and LED strip color (0x08) protocol commands - Add debug LED strip configuration option - Switch MCUboot signing from RSA-2048 to ECDSA-P256 - Add SMP serial client for firmware upload over UART - Add firmware version output on boot - Update upgrade documentation with ECDSA key generation steps