Run this repo's shipping and releasing checklist on a pending change, then tag and publish once confirmed. Goal Make "prepare and ship a release" a single deliberate command instead of re-deriving the shipping and releasing checklist by hand every time. It runs when installed, applies commit-economy directly, and never auto-fires another user-invoked skill. It treats "commit" and "tag + push" as two separately-staked moments: a commit stays local and reversible, tag + push is the one step that goes public. Workflow 1. Confirm shipping readiness against the pending diff — every applicable item…