# Changelog of Dataset Contract & Regression Tester (`gifted_wagon/dataset-contract-tester`) Actor

- **URL**: https://apify.com/gifted\_wagon/dataset-contract-tester/changelog.md
- **Full Actor documentation**: https://apify.com/gifted\_wagon/dataset-contract-tester.md

## Changelog

### 0.1.0 — 2026-08-06

- Added Apify dataset, inline-item, and built-in-sample sources.
- Added deterministic versioned contract parsing and contract inference.
- Added missing, extra, type, nullability, and duplicate-key validation.
- Added schema-regression comparison against an optional baseline contract.
- Added hashed composite keys, bounded evidence previews, and privacy controls.
- Added budget-aware pay-per-event metering for successful evaluations only.
- Added item records, an uncharged suite record, and an uncharged run summary.