* Features
- Add frequency command
- Add modulo command
- Add pass-through command
- Add product command
- Add summary command
- Add basic math operators
- Add support for non-numeric values in some commands
- Support non-numeric values in barcount
* Fixes
- Checkout code in build action
- Make test dir importable
- Quotation marks in release workflow
- Use urls without variables
* Testing
- Rewrite cumsum test
- Add unit tests for trimmed mean
* Documentation
- Minor documentation and testing updates
* Build
- Explicitly specify numpy dependency
- Various changes to release script
* Continuous Integration
- Add release workflow with trusted publishers
- Updates to release script
- Take release notes from tag
- Various improvements to release script
* Code style
- Code formatting
- Update linters