wip: zen #2

Job	Run time
update-flake	32s
update-node-modules-hash (x86_64-darwin, macos-15-intel)	6m 37s
update-node-modules-hash (aarch64-darwin, macos-latest)	7m 24s
update-node-modules-hash (aarch64-linux, ubuntu-22.04-arm)	1m 56s
update-node-modules-hash (x86_64-linux, ubuntu-latest)	1m 29s
	17m 58s

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