zhangyisong 27ae21bbea Add UID management, LED strip debug, and MCUboot signing updates
- 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
2026-08-20 21:16:30 +08:00

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-----BEGIN PRIVATE KEY-----
MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQgwlUCVXuz/+irsEXd
xU6IwCQCxnA42StQaD3Hd04QvnyhRANCAAQGpcUOBI1p35AGLNctUd50QL1OmeE3
2fPWMOf9byIXeQFnRTVAJkSo067+GMP5onCHOvx76lREg5IxLRZilfxR
-----END PRIVATE KEY-----