During October 2025, JJ Bayer focused on deprecation cleanup within the getsentry/self-hosted repository, targeting operational efficiency in the Sentry self-hosted environment. He removed the deprecated snuba-spans configuration from docker-compose.yml, leveraging his expertise in configuration management and DevOps to streamline service definitions and reduce maintenance overhead. Working primarily with YAML, JJ decommissioned unused components, which lowered the risk of misconfiguration and configuration drift. His efforts simplified deployment workflows and established a foundation for future deprecations, resulting in a more maintainable infrastructure. The work demonstrated a methodical approach to technical debt, emphasizing reliability and clarity in deployment processes.