Observability Setup Overview This skill helps AI agents implement the three pillars of observability — traces, metrics, and structured logs — across microservice architectures. It uses OpenTelemetry as the instrumentation standard and Grafana's LGTM stack (Loki, Grafana, Tempo, Mimir) as the backend, though patterns apply to any OTel-compatible backend. Instructions OpenTelemetry Instrumentation (Node.js) 1. Install packages: 2. Create — this file must be loaded BEFORE any other imports: 3. Add to start script: 4. Add custom spans for business-critical operations: OpenTelemetry Instrumentatio…