* test(#4002): zcode commands must rewrite at-refs to the zcode home
* fix(#4002): add the missing zcode case to the runtime rewrite engine
* chore(#4002): add ZCode to the bug-report runtime dropdown and drop the changeset
* fix(#4002): attribute zcode command and skill ripples to the rewrite engine
* fix(#4002): attribute zcode nested-skill ripples to the rewrite engine
* chore(#4002): backfill changeset pr number
* fix: bump qs past GHSA-x5fp-wj9c-mxmx (transitive, advisory reddened next)
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Co-authored-by: sim <sim@local>
