- Add `commit` parameter to `Entity.save()` method
- Implement `save_bulk()` method for efficient bulk creation of EAV values
- Modify `save()` method to collect values and use `save_bulk()` when commit is True
- Improve performance by reducing database queries during save operations
Replace flake8 with ruff and apply consistent linting rules across the entire codebase. Update type annotations, quotation marks, and other style-related changes to comply with the new standards.
