Datachain

What's Changed
* remove unused `is_job_result` field by skshetry in https://github.com/iterative/datachain/pull/472


**Full Changelog**: https://github.com/iterative/datachain/compare/0.3.20...0.4.0

What's Changed
* Removed `Catalog.open_object()` and refactor method to return file object from row by ilongin in https://github.com/iterative/datachain/pull/467


**Full Changelog**: https://github.com/iterative/datachain/compare/0.3.19...0.3.20

What's Changed
* Reintroduce and update test_udf_after_limit() by rlamy in https://github.com/iterative/datachain/pull/458
* `IndexedFile` -> `ArrowRow` by dberenbaum in https://github.com/iterative/datachain/pull/445
* assert each example has some output instead of stdout and stderr by mattseddon in https://github.com/iterative/datachain/pull/468
* query: remove compat for executing last query expression by skshetry in https://github.com/iterative/datachain/pull/449
* Introduce DatasetVersionNotFoundError in errors by amritghimire in https://github.com/iterative/datachain/pull/461
* use official github action for uv and `uv build` by skshetry in https://github.com/iterative/datachain/pull/470


**Full Changelog**: https://github.com/iterative/datachain/compare/0.3.18...0.3.19

What's Changed
* Remove obsolete UDF code by rlamy in https://github.com/iterative/datachain/pull/452
* added embeddings/gen example by tibor-mach in https://github.com/iterative/datachain/pull/362
* update pytest-servers to 0.5.7 by mattseddon in https://github.com/iterative/datachain/pull/454
* Introduce telemetry in datachain by amritghimire in https://github.com/iterative/datachain/pull/411
* Replace `UniqueId` with `File` by rlamy in https://github.com/iterative/datachain/pull/450
* Auto load json cols by dberenbaum in https://github.com/iterative/datachain/pull/444

New Contributors
* tibor-mach made their first contribution in https://github.com/iterative/datachain/pull/362

**Full Changelog**: https://github.com/iterative/datachain/compare/0.3.17...0.3.18

What's Changed
* [pre-commit.ci] pre-commit autoupdate by pre-commit-ci in https://github.com/iterative/datachain/pull/451
* remove legacy udf decorator by mattseddon in https://github.com/iterative/datachain/pull/438
* Remove storage from dataset query and refactor related codebase by ilongin in https://github.com/iterative/datachain/pull/367


**Full Changelog**: https://github.com/iterative/datachain/compare/0.3.16...0.3.17

What's Changed
* Move 'join' SQL implementation to warehouse by dreadatour in https://github.com/iterative/datachain/pull/409


**Full Changelog**: https://github.com/iterative/datachain/compare/0.3.15...0.3.16