<!-- Release notes generated using configuration in .github/release.yml at v0.0.20 -->
Features
* Add "More like this" button in the item viewer by dsmilkov in https://github.com/lilacai/lilac/pull/676
* Add simple labeling functionality in the item viewer by dsmilkov in https://github.com/lilacai/lilac/pull/679
* Add removing labels, and add row_ids to add labels. by nsthorat in https://github.com/lilacai/lilac/pull/680
* Improving the label download by dsmilkov in https://github.com/lilacai/lilac/pull/682
* Expose `LangSmithSource` to the public API and docs by dsmilkov in https://github.com/lilacai/lilac/pull/684
* Add UI to clear labels. by nsthorat in https://github.com/lilacai/lilac/pull/686
* Add a 'label all' button to label all results in view by nsthorat in https://github.com/lilacai/lilac/pull/687
* Add docs for labeling. Fix some labeling issues. by nsthorat in https://github.com/lilacai/lilac/pull/692
Bug fixes
* Tiny CSS fixes to make mobile not terrible by nsthorat in https://github.com/lilacai/lilac/pull/677
* Fix REST API with new labels API. by nsthorat in https://github.com/lilacai/lilac/pull/681
* Fix issue with overflow on text by nsthorat in https://github.com/lilacai/lilac/pull/683
* Fix upload scripts so we can push to a staging directory without uploading data. by nsthorat in https://github.com/lilacai/lilac/pull/689
* Add better error messaging when inferring schema by dsmilkov in https://github.com/lilacai/lilac/pull/691
* Fix the huggingface deploy script. by nsthorat in https://github.com/lilacai/lilac/pull/695
* Fix bug with UDFs after metadata separation by nsthorat in https://github.com/lilacai/lilac/pull/696
Other
* Migrate to Pydantic V2 by dsmilkov in https://github.com/lilacai/lilac/pull/685
**Full Changelog**: https://github.com/lilacai/lilac/compare/v0.0.19...v0.0.20