add support ota

hc

2023-02-18 a08c8b75ee83d7f62c9aefc23bfb42082aa4076c

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# Locally computed:
sha256  1c7adbb1a56dad4c4c781e6e023d77ac862842560c05246b691d07e9a4460ab2  4th-3.62.4-unix.tar.gz