Worked on initializing and scaffolding the Arquivo dataset within the glaucioscheibel/gcso2025-1 repository, focusing on establishing a maintainable baseline for future data processing. Delivered foundational data assets by adding and renaming text files, applying consistent naming conventions to streamline downstream ingestion and maintenance. Emphasized file management and file manipulation skills to identify and isolate no-op or testing artifacts, ensuring repository hygiene and preventing unnecessary impact on product functionality. The approach prioritized traceability through explicit commit history and future-proofing of data pipelines. Utilized text-based data assets and repository management techniques to support ongoing content expansion and reliable data pipeline operations.