* Refactor metadata validation and implement stage_csv_for_prodigy brick
* Refactor unit tests for metadata validation and add tests for Prodigy CSV brick
* Add stage_csv_for_prodigy description and example in docs
* Bump version and update changelog
* added _csv_ to function name
* update changelog line to 0.2.1-dev2
Co-authored-by: Matt Robinson <mrobinson@unstructuredai.io>
* Implement unit tests for stage_for_prodigy brick
* Implement brick for converting data to Prodigy format
* Add stage_for_prodigy description and example to docs
* updated changelog
Co-authored-by: Matt Robinson <mrobinson@unstructuredai.io>
Added text_field and id_field to stage_for_label_studio signature, to allow user to specify the keys in the resulting JSON. Includes tests and update to example in sphinx docs.
