CHANGELOG.md in coach-2.3.0 vs CHANGELOG.md in coach-3.0.0

- old
+ new

@@ -1,8 +1,20 @@
 # CHANGELOG
 
 # Unreleased
 
+# 3.0.0 / 2021-09-09
+
+* [#105](https://github.com/gocardless/coach/pull/105) Add support for module/class names to be
+  passed to `Handler.new` and `Router#draw` to allow routes to be defined without loading the routes
+  constants, which makes using Zeitwerk much easier.
+
+* Add Ruby 3 support
+
+## Breaking changes
+
+* Remove Ruby 2.4 and 2.5 support
+
 # 2.3.0 / 2020-04-29
 
 * [#90](https://github.com/gocardless/coach/pull/90) Instrument status `0` instead of `500` when Coach::Handler catches an exception
 
 # 2.2.1 / 2020-02-06