docs: add changelog for v0.2.0

CHANGELOG.md

@@ -22,6 +22,22 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Removed
 
 - PLACEHOLDER
+- 
+## [0.2.0] - 2024-08-08
+
+### Added
+
+- Separate CLI and core methods to prepare for future Python tooling
+- Dump results to CSV file
+
+### Fixed
+
+- Use `pdbtbx` version that can deal with non-standard PDB rows
+
+### Changed
+
+- As a consequence of the `pdbtbx` update, only atomic coordinates are now parsed
+
 
 ## [0.1.0] - 2024-05-09
 
@@ -30,5 +46,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Initial release
 - Detection of common protein-protein interactions in a PDB or mmCIF file
 
-[unreleased]: https://github.com/y1zhou/arpeggia/compare/v0.1.0...HEAD
+[unreleased]: https://github.com/y1zhou/arpeggia/compare/v0.2.0...HEAD
 [0.1.0]: https://github.com/y1zhou/arpeggia/releases/tag/v0.1.0
+[0.2.0]: https://github.com/y1zhou/arpeggia/releases/tag/v0.2.0