# CHANGELOG.md

# Changelog

All significant changes to the OpenAlex Publication Discovery and Repository Enrichment Toolkit are documented in this file.

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## Version 1.15.2 (June 2026)

### Added

* Weekly repository snapshot comparison using `kar_export.csv`.
* Metadata enrichment reporting.
* Manual review reporting.
* Support for title matching where DOI is unavailable.
* Documentation package including workflow, installation guide and project history.

### Improved

* Enrichment report grouped by repository record.
* Improved Unicode and title normalisation.
* Clearer logging and reporting.
* Better handling of missing OpenAlex metadata.
* Improved routing of publication types.

### Fixed

* Correct handling of missing `primary_location` values.
* Improved handling of OpenAlex edge cases.
* Reduced false manual review cases caused by formatting differences.

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## Version 1.15 (June 2026)

### Added

* Repository comparison using exported KAR metadata.
* DOI index.
* Title index.
* Metadata comparison between OpenAlex and repository records.
* Duplicate reporting.
* Metadata enrichment reporting.
* Manual review workflow.

### Changed

* Replaced live repository duplicate searching with comparison against a local repository export.

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## Version 1.14 (May–June 2026)

### Improved

* RIS export mapping.
* Publication date handling.
* Journal title mapping.
* Folder routing for different publication types.
* Dry-run workflow.
* Logging.

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## Version 1.13 (April–May 2026)

### Added

* Stable OpenAlex harvesting.
* RIS export.
* Output folder structure.
* Duplicate checking prototype.
* Routing of books, book chapters and datasets.

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## Earlier prototypes (March–April 2026)

Initial development concentrated on evaluating OpenAlex as a potential replacement for Jisc Publications Router.

Early prototypes explored:

* publication discovery
* metadata mapping
* repository duplicate detection
* RIS generation
* operational workflow design

These prototypes informed the architecture adopted for Version 1.15.