Every Gopher knows the drill: An endpoint gets slow. A spike of 500s appears. You open Grafana. You stare at 12 different panels. You cross-reference Prometheus metrics with traces. You guess it might be GC pressure or a connection pool saturation. What if your API just told you what’s wrong? I built mAPI-ng because I was tired of the “Observability Tax”: the hours spent configuring OTel, Prometheus, and Grafana just to get basic answers. 🧠 Evidence-backed Diagnosis mA...