docs(api): add SSE infrastructure entry to the changelog

api/CHANGELOG.md

@@ -2,6 +2,14 @@
 
 All notable changes to the **Prowler API** are documented in this file.
 
+## [1.32.0] (Prowler UNRELEASED)
+
+### 🚀 Added
+
+- Server-Sent Events (SSE) infrastructure for the API: a base viewset, a tenant-aware channel manager, and channel-name helpers backed by `django-eventstream` over Valkey Pub/Sub and served through the Gunicorn ASGI worker, so feature endpoints can stream events to clients over a single long-lived connection [(#11556)](https://github.com/prowler-cloud/prowler/pull/11556)
+
+---
+
 ## [1.31.0] (Prowler v5.30.0)
 
 ### 🚀 Added