Developed foundational documentation for the Google Cloud Storage (GCS) Toolset within the google/adk-docs repository, focusing on clear guidance for managing buckets and objects, authentication workflows, and practical use cases. The work involved updating and refining gcs.md using Markdown to align with project documentation standards and improve clarity for both developers and operators. Leveraging expertise in Google Cloud Platform and cloud storage integration, the documentation established a baseline that streamlines onboarding and reduces ambiguity across teams. Collaboration with a co-author ensured technical accuracy and consistency, resulting in comprehensive reference material that supports consistent and efficient usage of the GCS toolset.