## 0.3.0 - 2026-02-04

### Added
- Project dimensions workflow with interactive notebook for combining local and reference data
- Explicit logging system with size-based rotation (logs written to `logs/` folder)
- Data validation helpers in transformation notebooks (types and required fields)

### Changed
- **Breaking**: Data transformation now uses Jupyter notebooks instead of Python scripts
- Standardized `equivalence` and `parents_values` naming across codebase
- Dependencies: added `ipykernel`, `jupyterlab`, `nbformat`, `papermill`, `loguru`

### Fixed
- Dimension mapping now correctly handles dimensions (not aspects)
- Single hierarchy handling with "default" key
- File encoding issues in generated files

## 0.2.1 - 2025-01-09

### Changed
- MATER version upgrade with Python 3.10 backward compatibility

### Fixed
- UTF-8 encoding for Windows compatibility across file operations

## 0.2.0 - 2025-12-01

### Added
- Sphinx auto-generated CLI documentation
- Streamlit visualization app for MATER outputs (charts, multi-simulations, data export)
- Excel format support via python-calamine

### Changed
- Project generation with improved default path handling
- MATER version upgrade with optimized dependencies

### Fixed
- Unit test echo messages
- Missing lib folder in .gitignore
- README badge and quick start section