Best practices
Patterns that save headaches in production. Each topic becomes its own page with Mermaid, examples in curl/Node/Python/Go/PHP, and a pitfalls table.
Where to start
| If you are | Start with |
|---|---|
| First integration | Idempotency → Callbacks |
| Multi-store platform / marketplace | Multi-tenant |
| Migrating from another PSP | Money (reais vs cents) |
| Already in prod, refining | Error handling → Checklist |
| Gathering evidence for audit/compliance | Security |