Worked on deployment stability for the Websoft9/docker-library repository by introducing deterministic release management through configuration management techniques. Focused on pinning the W9_VERSION variable in the .env file to a specific commit, which prevented automatic updates from causing deployment drift and improved rollback safety. This approach ensured that deployments remained consistent across environments and supported more reliable CI/CD processes. The work was implemented using environment configuration skills and documented through explicit version control practices. No user-facing bugs were addressed during this period, as the primary goal was to enhance deployment resilience and lay a foundation for safer release cycles.