feat: add official bun binding #41

Job	Run time
zig-build-test (ubuntu-latest, x86_64)	27s
zig-build-test (ubuntu-24.04-arm, aarch64)	34s
zig-build-test (macos-13, x86_64)	32s
zig-build-test (macos-latest, aarch64)	39s
	2m 12s

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