* test(#3664): failing-first rows for the config-dir foreign-agent warning
* fix(#3664): warn when config-dir targets a foreign-agent destination
* test(#3664): fold the foreign-agent warning rows into the install-regressions suite
* fix(#3664): close review findings — kimi-agents kind, gsd.md ownership, e2e gate
* test(#3664): sync boolean call sites and the path-vocab registries
* chore(#3664): backfill changeset pr number
* test(#3663): skip the posix case-pin on win32 where folding is the fix
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Co-authored-by: sim <sim@local>