This sets up a complete Prometheus monitoring stack with configurations for scraping metrics, alert rules, and service discovery. You'll want it when instrumenting applications for observability or building out metrics infrastructure. The skill includes working examples for Node.js and Python instrumentation, Docker Compose setups, and alert rule templates. The best practices section is solid on avoiding the classic pitfall of unbounded cardinality labels, which can absolutely wreck your Prometheus instance. It's comprehensive enough to get a production monitoring setup running without having to piece together scattered documentation.
npx skills add https://github.com/aj-geddes/useful-ai-prompts --skill prometheus-monitoring