ci: release gems from CI instead of manually #735

Job	Run time
ci-data	4s
Compile native gem for aarch64-linux-musl	6m 9s
Compile native gem for x86_64-darwin	6m 2s
Compile native gem for aarch64-linux	6m 13s
Compile native gem for x86_64-linux	5m 44s
Compile native gem for arm64-darwin	6m 15s
Compile native gem for x64-mingw-ucrt	6m 16s
Compile native gem for x86_64-linux-musl	5m 55s
	42m 38s

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