CHANGELOG.md in mad_flatter-2.1.0 vs CHANGELOG.md in mad_flatter-3.0.0

@@ -1,21 +1,42 @@
+### 3.0.0 [2023-08-17]
+
+Breaking hanges
+
+- Minimum Ruby version now is 3.0.1
+
+Changes
+
+- Update ruby gems.
+
 ### 2.1.0
-* Changes
-  * Limit ruby version to Gem::Requirement.new(">= 2.3.1", "< 4.0").
-  * Update ruby gems.
 
+Changes
+
+- Limit ruby version to Gem::Requirement.new(">= 2.3.1", "< 4.0").
+- Update ruby gems.
+
 ### 2.0.0
-* Changes
-  * Add spec coverage.
-  * Update README.md.
-* Breaking change
-  * Remove unused Module HashRetrievable.
-* Bug Fixes
-  * Fix bug that raised an error when :namespace option is not a Symbol due cut & paste error from validation routine that checked the :metadata option for validity.
-  * Fix bug when checking `MadFlatter::Service#options.namespace? an error was raised if option :namespace was not passed as an option since it is optional.
 
+Changes
+
+- Add spec coverage.
+- Update README.md.
+
+Breaking changes
+
+- Remove unused Module HashRetrievable.
+
+Bug Fixes
+
+- Fix bug that raised an error when :namespace option is not a Symbol due cut & paste error from validation routine that checked the :metadata option for validity.
+- Fix bug when checking `MadFlatter::Service#options.namespace? an error was raised if option :namespace was not passed as an option since it is optional.
+
 ### 1.0.1-beta
-* Bug Fixes
-  * Fix bug requiring support codez in lib/mad_flatter.rb.
 
+Bug Fixes
+
+- Fix bug requiring support codez in lib/mad_flatter.rb.
+
 ### 1.0.0-alpha
-* Initial release.
+
+Initial release.