feat: add --version / -V flag - #37
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Prints "mmcif-dict <version>" and exits 0. Version is sourced from build.zig.zon via b.addOptions() so it stays in lockstep with the package version automatically — no hardcoded constant to forget. Closes #36
This was referenced Apr 16, 2026
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Summary
--version/-Vthat printsmmcif-dict <version>and exits 0build.zig.zonviab.addOptions()→@import("build_options")— no hardcoded constant, auto-syncs with releasesCloses #36
Test plan
zig buildsucceedszig build testpassesmmcif-dict --version→mmcif-dict 0.3.0mmcif-dict -V→mmcif-dict 0.3.0mmcif-dict --helpmentions both--versionand-Vtests/test_smoke.pyall 18 tests pass (3 new version-related tests, including one that verifies the advertised version matchesbuild.zig.zon)