MMK Paymint — Cancel/Refund

Prerequisite: Read ../mmk-shared/SKILL.md for auth, global flags, and error handling. Parent: mmk-paymint — includes License Resolution and Error Patterns.

Always use -o json when parsing results or composing with other commands.

cancel — Cancel/refund invoice

mmk paymint cancel --tid TID123 --amount 10000 -o json

Required: --tid, --amount (refund amount) Optional: --business-number