Prometheus & Grafana Collect metrics and visualize system performance with the Prometheus-Grafana stack. When to Use This Skill Use this skill when: - Setting up metrics collection infrastructure - Creating monitoring dashboards - Writing PromQL queries for analysis - Configuring alerting rules - Monitoring Kubernetes clusters Prerequisites - Docker or Kubernetes for deployment - Network access to monitored targets - Basic understanding of metrics concepts Prometheus Setup Docker Deployment Configuration Kubernetes Deployment Using Helm ServiceMonitor PromQL Queries Basic Queries Aggregations…