Repository instructions for a Codex plugin that helps developers integrate YooKassa, a Russian payment service, into software. They describe the plugin’s purpose, its five skills, its MCP connection, and the sources that take priority.
A diagnostic workflow for checking a YooKassa test shop, including its connection, payments, refunds, receipts, and saved payment methods. A test shop is a non-production environment for safe checks.
A coding workflow for implementing YooKassa payments in an existing project, including payment actions, webhooks, status storage, receipts, idempotency, and tests. Idempotency means safely retrying one operation without performing it twice.
A planning workflow for designing a YooKassa payment integration before writing code. It maps payment, status, refund, webhook, saved-payment, receipt, and testing requirements.
A review checklist and workflow for existing YooKassa payment integrations. YooKassa is a payment service, and the review covers the code path from payment creation through webhooks, refunds, receipts, and tests.
A technical checklist for checking YooKassa receipts against Russian 54-FZ cash-register rules. It covers buyers, line items, VAT, payment details, product marking, and partial payments or refunds.