Changelog

This page records notable releases, security fixes, and breaking changes. Use semantic headings and dates for each entry.

Example entry format:

## 2026-01-15 — v0.9.0 — Webhooks & Idempotency

- Added HMAC-SHA256 webhook signing (`X-SP-Signature: v1=`)
- Implemented idempotency keys with 24h TTL for `POST /events`.

Contact support or check the repo tags for full release notes.