Update the CHANGELOG.

CHANGELOG.md

@@ -7,6 +7,34 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.13.2] - 2023-30-18
+
+### Changed
+- Update the README.
+- Update the version.
+- Update the CHANGELOG.
+
+## [0.13.1] - 2023-30-18
+
+### Changed
+- Add the license, LGPLv3.
+
+## [0.13.0] - 2023-30-18
+
+### Added
+- Add validators to show error if a test method is invalid.
+- Add a Calculator and its tests.
+- Add the invalid tests.
+- Add the tests for test validators.
+
+### Fixed
+- Fix the given-when-then tests to have public methods.
+- Fix the test count for ClassLoader's test.
+
+### Changed
+- Update the block to run only a public method.
+- Update the TestCommandFactory to have the validators.
+
 ## [0.12.7] - 2023-30-16
 
 ### Added