CHANGELOG.md in claude-ruby-0.3.0 vs CHANGELOG.md in claude-ruby-0.3.1

@@ -1,4 +1,7 @@
+## [0.3.1] - 2024-06-29
+- Updated documentation
+ 
 ## [0.3.0] - 2024-06-29
 
 - Added constants for the main Claude models
 - Added default user_message payload
 - Added parse_response method