v0.2.0 — DataCite 4.7 Alignment

What's Changed

• Updated schema to v0.2 for DataCite 4.7 compatibility
• Removed deprecated doi/prefix/suffix and alternateIdentifiers fields
• Made fundingReferences and conference optional
• Moved descriptionType and dateType to shared definitions
• Aligned researchField examples with OpenAlex top-level domains
• Added Zenodo metadata crosswalk documentation
• Added CONTRIBUTING.md and CODE_OF_CONDUCT.md

Zenodo