- Introduced a new optional `yml_file` field in the Dataset model to store YAML file references.
- Updated the database schema to include the `yml_file` column in the datasets table.
- Modified various API request and response structures to accommodate the new `yml_file` field.
- Enhanced dataset handling functions to support the inclusion of `yml_file` in dataset operations.
These changes improve the dataset management capabilities by allowing the association of YAML files with datasets, facilitating better data organization and retrieval.
- Renamed `semantic_models` to `models` in YAML template and related structures for consistency.
- Changed `expr` field type in `PostDatasetsEntityRelationshipsRequest` from `Vec<String>` to `String` to simplify data handling.
- Updated `BusterModel` struct to reflect the new `models` naming and removed unused `ModelDefaults` struct.
- Adjusted tests to align with the updated model structure.
These changes enhance clarity and maintainability in the model representation and data handling within the buster-cli.