feat: add benchmark #29

Job	Run time
zig-build-test (ubuntu-latest, x86_64)	47s
zig-build-test (ubuntu-24.04-arm, aarch64)	57s
zig-build-test (macos-13, x86_64)	1m 4s
zig-build-test (macos-latest, aarch64)	51s
	3m 39s

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