add support ota

hc

2023-02-18 a08c8b75ee83d7f62c9aefc23bfb42082aa4076c

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# locally computed
sha256  9b0912bf683eb839b6e57c9255c83894c3b700d16489a49d319c54c1abf8f6d7  0.2.9.tar.gz