nankolena

feat: better format dataset result download response

1

### Linked issue(s) Resolves KOL-5941 Formatting the `download_results()` response better. Instead of having to rely on indexing the output such as: ``` response = download_results(dataset, model) datapoints = response[0] eval_config...

### Linked issue(s) Resolves KOL-7601 ### What change does this PR introduce and why? Allow users to get a list of models (name and tags) by a given dataset. Related...

### Linked issue(s) Resolves KOL-7432 ### What change does this PR introduce and why? Add tests for upsert behavior when uploading a dataset with `append_only=True`. Expected CI to fail before...