From 8435e9046aa966672135e848d5282c75132f3372 Mon Sep 17 00:00:00 2001
From: Andrew Ayer <andrew@sslmate.com>
Date: Wed, 2 Jul 2025 16:45:31 -0400
Subject: [PATCH] Release v0.21.0

---
 CHANGELOG.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1319a57..23a3dbb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Change Log
 
+## v0.21.0 (2025-07-02)
+- Instead of writing log errors to stderr, save the last 7 days worth in the
+  state directory, and include recent errors in failed health check notifications.
+- Send a meaningful User-Agent string with HTTP requests.
+
 ## v0.20.1 (2025-06-19)
 - Add resilience against sendmail hanging indefinitely.
 - Add resilience against hooks which fork and keep stderr open.