Contributed to the harness/developer-hub repository by enhancing AWS deployment documentation to improve onboarding and reduce configuration errors. Focused on AWS CDK and ECS workflows, this work clarified deployment dependency management and documented the CDS_ECS_BG_VALIDATION_WITH_SAME_TARGET_GROUPS feature flag, ensuring teams understood validation changes and compatibility requirements. Used Markdown to deliver precise, well-structured guidance, including syntax corrections for accurate rendering and explicit instructions for dependency installation. Emphasized traceability by linking documentation updates to relevant commits and feature flags. The approach prioritized clarity and accuracy, enabling teams to deploy with greater confidence and consistency while aligning documentation with evolving deployment behaviors.