From da53013ada8f3401e316317553468bc0795df6f5 Mon Sep 17 00:00:00 2001
From: "Agent2Agent (A2A) Bot" <a2a-bot@google.com>
Date: Tue, 16 Dec 2025 08:46:40 -0600
Subject: [PATCH] chore(main): release 0.4.0

---
 CHANGELOG.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 966fe3df..33b3dade 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.4.0](https://github.com/a2aproject/a2a-python/compare/v0.3.21...v0.4.0) (2025-12-16)
+
+
+### Features
+
+* Add custom ID generators to SimpleRequestContextBuilder ([#594](https://github.com/a2aproject/a2a-python/issues/594)) ([04bcafc](https://github.com/a2aproject/a2a-python/commit/04bcafc737cf426d9975c76e346335ff992363e2))
+
 ## [0.3.21](https://github.com/a2aproject/a2a-python/compare/v0.3.20...v0.3.21) (2025-12-12)