add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

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# Locally calculated
sha256 f7ee84c07ca88ae96e5a60461957cc4dd0aa69d61804433d1c85de3d50be8026  gob2-2.0.20.tar.xz