{"service":"powerflux-backend","status":"ok","timestamp":"2026-06-09T10:19:20.846Z","uptimeSeconds":1,"environment":"production","routes":{"health":["GET /"],"messages":["GET /messages","GET /messages/raw?topic=<topic>&limit=<1-500>","GET /messages/grouped","GET /messages/grouped/:mac"],"stats":["GET /stats/energy/rdn","GET /stats/energy/tauron-g14"]}}