Summary:
- Document the canonical macOS LaunchAgent PATH including Apple Silicon Homebrew bin directories.
- Add service-audit regression coverage that flags stale macOS service PATHs missing Homebrew directories.
- Record the user-facing Gateway/macOS fix in the changelog.
Verification:
- Exact PR head 8aa19dde07 was approved, CLEAN, and MERGEABLE before merge.
- GitHub exact-head CI/check-docs/proof lanes were green with no failing or pending check runs.
- pnpm exec oxfmt --check --threads=1 CHANGELOG.md docs/gateway/doctor.md src/daemon/service-audit.test.ts src/daemon/service-env.ts src/daemon/service-env.test.ts src/commands/daemon-install-helpers.test.ts
- pnpm check:changelog-attributions