# CHANGELOGS
> NOTE: Early version history (<= 0.3.x) reconstructed retroactively from commit messages; some granular changes may be grouped.
## [0.7.0] - 2025-09-30
- Added: CLI subcommand `unpack` to extract and parse MDD zip files directly.
- Added: Support for parsing state-level distribution for the United States.
- Changed: Refactored codebase to modular structure (cli, parser, writer, mdd, helper).
- Changed: Updated dependencies and Rust edition to 2024.
## [0.6.2] - 2025-09-29
- Fix: Correctly locate `release.toml` in nested directories within zip archives.
## [0.6.1] - 2025-09-28
- Fix: Clean and fix incorrect code documentation.
## [0.6.0] - 2025-09-28
- Added: Parse release TOML file and integrate metadata into output.
- Added: Support locating `release.toml` inside zip archives.
- Added: Basic DOI field support in release metadata.
- Changed: Updated API around release metadata bundling.
- Fixed: Merge conflict resolutions and internal refactors to stabilize parsing.
- Docs: Expanded crate, module, and field-level documentation; added README usage guidance and examples.
## [0.5.0] - 2025-08-15
- Added: Include release metadata in export bundles.
- Fixed: Correct association of species and synonym-only parsing edge cases.
## [0.4.3] - 2025-07-31
- Fixed: Parsing failure for synonym-only data (missing species_id handling).
## [0.4.2] - 2025-06-14
- Fixed: Prefix path handling for output file naming.
## [0.4.1] - 2025-06-14
- Fixed: Default save path now current working directory when no path specified.
## [0.4.0] - 2025-06-14
- Added: Parse `MDD.zip` directly (zip extraction + CSV ingest).
## [0.3.0] - 2025-04-07
- Added: Synonym parsing improvements and test assets.
- Added: CLI improvements (display additional info, prefix support).
- Changed: Restructured data model for metadata inclusion.
- Fixed: Synonym parsing bug.
## [0.2.0] - 2025-02-15
- Added: Prefix flag for exported artifacts.
- Added: Metadata support (author/year/related fields) ingestion.
- Added: Ability to limit export size (debugging aid).
- Changed: Restructured data layout and output formatting.
- Fixed: CamelCase handling for column normalization.
## [0.1.0] - 2024-10-06
- Added: Initial parser for MDD species CSV (taxonomic + distribution fields).
- Added: Synonym parser and integration pipeline.
- Added: Database writer (SQLite) prototype with version + release date stamping.
- Added: JSON writer and CSV export utilities.
- Added: Basic CLI (`mdd`) with JSON export.