# Shared development data / 开发数据入口

[简体中文完整报告](../../docs/data_preparation_report.zh_cn.md) · [English measured report](../../docs/data_preparation_report.en.md)

[Schema](schema.json) · [Feature contract](feature_contract.json) · [Preparation summary](preparation_summary.json) · [Validation](validation.json) · [Source registry](source_registry.json)

Local data preparation for M1–M4; no model training. Use `unique_game_observations`, retain evaluation partitions and source conflicts. Database and raw caches are not Git artifacts.

[完整冻结数据下载与恢复 / Download and restore complete frozen data](RESTORE.md) · [Release archive checksums](release_assets.json)