- [Use cache to render pieces](https://github.com/Hart-House-Chess-Club/fen-to-image/commit/5d42377b6f7a24123e84cada927aaade6edcb6bb)
- [Add highlighted squares feature](https://github.com/Hart-House-Chess-Club/fen-to-image/commit/efd8513a58fc45a27c4b5374603b92c436e336f0)
- And many other scaffolding and quality of life improvements, fixes, and refactors.