- Introduced `write_catalog_attrs`, `write_catalog_part`, and `write_update_log` functions for streamlined and secure file writing.
- Refactored `file_backend` to use `catalog_writer` for managing catalog updates, improving readability and maintainability.
- Updated `save_catalog_attrs`, `save_catalog_part`, and `append_update` to leverage atomic writes and ensure signature computation.
- Replaced manual serialization logic with centralized writing utilities for consistency and error resilience.
- Updated dependencies for JSON handling and signature computation.
- Introduced `Image::refresh_catalogs` to support refreshing catalogs selectively or fully for specified publishers.
- Enhanced `CatalogManager::load` to handle missing fields gracefully, including fallback mechanisms for `packages`.
- Added detailed logging and error diagnostics for catalog parsing and directory operations.
- Improved publisher-specific directory management, including cleaning and recreating directories during full refresh.
- Updated tests to verify correct behavior for catalog directory clearing and new catalog handling logic.
- Introduced the `ImageType` enum to support both `Full` and `Partial` image types during creation.
- Updated `Image::create_image` to accept `ImageType` as a parameter.
- Enhanced logging with detailed debug statements for catalog building, image queries, and package processing.
- Refactored CLI to include a new `--type` option for specifying image type during image creation.
- Simplified path determination logic in `pkg6` with a new `determine_image_path` helper function.
- Removed unused imports and unnecessary file checks for cleaner code.
- Standardize formatting by aligning and cleaning up indentation, spacing, and line breaks across multiple modules.
- Enhance logging with improved message formatting for better context and readability.
- Simplify error handling in `pkg6dev`, `pkg6repo`, and core libraries by consolidating redundant patterns and improving clarity.
- Update test cases to reflect formatting and logging changes while extending coverage of edge cases.
- Perform general cleanup, including removing unused imports, refining comments, and ensuring consistent style.
