{"service":"Avro Backend API","version":"1.0.0","status":"operational","layers":{"iot":"/v1/telemetry, /v1/devices","ai":"gated (AI_LAYER_ENABLED=0)","auth":"/api/auth","fleet":"/api/fleet/*, /api/service-requests, /api/vehicle-checklists, /api/carbon-emissions, /api/public/fleet","fleet_telemetry":"/api/decp/telemetria","health":"/health"}}