Changelog

Added pilot-scoping guidance, an illustrative vehicle-market example, review interpretation, and explicit availability and limitation language for synthetic datasets.

Expanded the Dataset API documentation into task-oriented guides for authentication, catalogs, builds, releases, queries, downloads, errors, limits, production readiness, troubleshooting, and end-to-end examples. No public API contract change.

Published the stable Dataset API v1 contract and the first Finnish vehicle market listings preview catalog with release quality and lineage metadata.