feat: add TextQuestion type to argilla connector (CIKB-5)

CHANGELOG.md

@@ -3,10 +3,18 @@
 ## Unreleased
 
 ### Breaking Changes
-...
+  - Change functionallity of `Question` base model in `argilla_client.py`. `Question` class as base class. Type-specific attributes maintained in subclasses `RatingQuestion` and `TextQuestion`
+  - Renamed `ArgillaEvaluation` to `ArgillaRatingEvaluation`
+  - Changed logic of `ensure_dataset_exists` in `DefaultArgillaClient` -> Check first if dataset exists. If exists return dataset_id of existing dataset. If not create the dataset.
+  - Changed api url in `_list_workspaces` in `DefaultArgillaClient` to api v1 url.
 
 ### New Features
-...
+  - Argilla type `TextQuestion` added for collecting natural language feedback or textual responses from labelers.
+  - Argilla type `RatingQuestion` added for capturing numerical rating feedback
+  - Add new test cases for argilla connector:
+    - `test_client_can_load_existing_workspace`: Test if the client can load an existing workspace by name.
+    - `test_client_can_load_existing_dataset`: Test if the client can load an existing dataset by name.
+    - `test_client_can_create_a_dataset_with_text_question_records`: Test if the client can create `TextQuestion` records in a dataset.
 
 ### Fixes
 ...