fix(scripts): refuse a PR that modifies or deletes a changeset it did not add (#17712) - #18146

fix(scripts): refuse a PR that modifies or deletes a changeset it did not add (#17712)#18146

claude[bot] merged 1 commit into

mainobjectstack-ai/objectstack:mainfrom

claude/issue-17712-foreign-changeset-guardobjectstack-ai/objectstack:claude/issue-17712-foreign-changeset-guardCopy head branch name to clipboard