Write and review Rails database migrations safely, including reversible changes, lock-aware operations, and rollout sequencing. Use when adding or changing schema, indexes, constraints, or backfills.
$npx -y skills add marckohlbrugge/37signals-skills --skill rails-migrationsInstalls into the current project.
Run `npx skills use "https://github.com/marckohlbrugge/37signals-skills" --skill "marckohlbrugge/37signals-skills/rails-migrations"` 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/marckohlbrugge/37signals-skills" that are relevant to the current task. Run `npx skills add "https://github.com/marckohlbrugge/37signals-skills"` and select the relevant skills, then follow their instructions.