Code review - correctness, tests, merge-readiness.
$npx -y skills add sipyourdrink-ltd/bernstein --skill reviewerInstalls into the current project.
Run `npx skills use "https://github.com/sipyourdrink-ltd/bernstein" --skill "sipyourdrink-ltd/bernstein/reviewer"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/sipyourdrink-ltd/bernstein" that are relevant to the current task. Run `npx skills add "https://github.com/sipyourdrink-ltd/bernstein"` and select the relevant skills, then follow their instructions.