February 2026 monthly summary for duckduckgo/privacy-configuration. Delivered a Service Worker Startup Timeout feature to improve compatibility with older browsers via a filtering workaround; configured enabling timeout and adjusted the related setting data type. Also disabled the useStartupTimeoutInstead setting in filterServiceWorkers to improve performance and reliability. This involved a migration of the startup timeout flag from boolean to string. Overall, these changes reduce startup failures in legacy environments and establish groundwork for broader browser compatibility and future enhancements.

January 2026 monthly summary for the developer focusing on features delivered, major bugs fixed, and overall impact. Primary work occurred in the duckduckgo/privacy-configuration repository with delivery of a key feature that improves reliability, security, and control over service worker behavior. Key features delivered: - Selective Service Worker Attachment Control: Enables filtering of service workers from automatic attachment, giving explicit control over which service workers are attached, reducing unintended behavior and improving reliability and security. Implemented via dedicated commit. Major bugs fixed: - No major bugs fixed this month. The effort was concentrated on feature delivery and stabilization around new behavior to reduce surface area for service worker-related issues. Overall impact and accomplishments: - Enhanced reliability and security for the privacy-configuration module by enabling precise control over service worker attachment, reducing risk of unintended interactions and privacy leaks. - Improved developer experience by providing clear, controllable behavior for service worker attachment with a traceable change through commits and issue references. Technologies/skills demonstrated: - Service workers scope and filtering logic, feature development in a privacy-centric repository, Git-based change tracing, and collaboration on issue #4411.