- scripts/check-phase19.5.sh: go, userplugin, sociallogin, demo, bm,
fonoteka, docker and docs stages across six repositories
- go test -json detector fails on a failed, skipped, missing or zero test;
vitest detector requires oauth.test.ts and refuses skips
- additive user-plugin check against 4c5d3b8 and no updates/ change (D-22)
- --self-test proves the detectors and the docker NOT RUN rule
