Datachart

**New Features:**

- Add heatmap visualization
- Add tick placement, label and rotation support

**Bug Fixes:**

- Fix Consistent attribute naming
- Fix attribute unit tests

**New Features:**

- Add vertical and horizontal line support
- Update documentation

**New Features:**

- Increase Python support to 3.8 - 3.12

**Bug Fixes:**

- Fix typing documentation

**New Features:**

- Add custom tick placement
- Add unit tests and CI/CD
- Add documentation

- Initial release

**New Features:**

- Add support for different types of charts: line chart, bar chart, histogram