Use when creating or editing code under services/billing. Enforces Helpline's money-handling rules — integer cents only, seat limits, and BillingError for every violation.
$npx -y skills add coleam00/helpline --skill billing-money-rulesInstalls into the current project.
Run `npx skills use "https://github.com/coleam00/helpline" --skill "coleam00/helpline/billing-money-rules"` 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/coleam00/helpline" that are relevant to the current task. Run `npx skills add "https://github.com/coleam00/helpline"` and select the relevant skills, then follow their instructions.