Rule packs & skills for Cursor, Claude Code, and Codex
I maintain Rulestack — ready-to-use rule packs and skills for Cursor, Claude Code, and OpenAI Codex, written and updated against each tool's current spec. Store: rulestack.gumroad.com / Articles: dev.to/rulestack
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Vlad Zoff
The interesting failure here is that all the shape tests can stay green while the thing they're pointing at is already gone. It’s a good example of why testing the format of a configuration layer isn't the same as testing that the references still correspond to reality.