Must be one of the following:
feat: A new feature. fix: A bug fix. docs: Documentation only changes. style: Changes that do not affect the meaning of the code (white-space, formatting, missing semi-colons, etc). refactor: A code change that neither fixes a bug nor adds a feature. perf: A code change that improves performance. test: Adding missing tests. chore: Changes to the build process or auxiliary tools and libraries such as documentation generation.