November 2024 monthly summary for repository hallowelt/mediawiki focused on observability and metrics backend modernization. Key features delivered include migrating the RateLimiter metrics backend to a Prometheus-compatible library (Wikimedia Stats), replacing the Liuggio StatsdClient dependency, and refactoring metric instantiation and reporting to preserve exact rate-limiting behavior while enabling Prometheus scraping. No separate critical bugs were reported in this period; the work emphasized safe migration and validation of the metrics pipeline. Overall, the change enhances monitoring reliability, aligns telemetry with Wikimedia standards, and improves downstream dashboards/alerts, contributing to better SLA visibility and faster issue detection. Technologies/skills demonstrated include Prometheus-based telemetry, metrics instrumentation, dependency modernization, PHP/MediaWiki code maintenance, and end-to-end validation of metric reporting.