FullbookTranslate Benchmarks v0.1.0

Initial public dataset release.\n\n- Three unmodified real files acquired from public network sources\n- Standard Ebooks EPUB, Europe PMC CC BY 4.0 PDF, and Wikimedia Commons public-domain scan\n- Append-only Case/revision/Run model for failures and improvements\n- Codex-assisted evidence and media-kit templates\n- Safe quote, preview, status, and download API examples\n- Source provenance, SHA-256 validation, Issue Forms, and green GitHub Actions\n\nReview boundary: the dataset publication is authorized; individual Run files explicitly state whether human review or full product translation occurred.