Prometheus integration

services:
  model:
    environment:
      OTEL_COLLECTOR_PROTOCOL: grpc
      OTEL_COLLECTOR_ENDPOINT: http://otelcol:4317

receivers:
  otlp:
    protocols:
      grpc:
        endpoint: 0.0.0.0:4317

exporters:
  prometheus:
    endpoint: 0.0.0.0:9090

service:
  pipelines:
    metrics:
      receivers: [otlp]
      exporters: [prometheus]

docker run -d \
  --name rime-otelcol \
  --network "<rime-network>" \
  -p 9090:9090 \
  -v "$(pwd)/otelcol.yaml:/etc/otelcol-contrib/config.yaml:ro" \
  otel/opentelemetry-collector-contrib:0.139.0

global:
  scrape_interval: 5s

scrape_configs:
  - job_name: "rime-tts"
    static_configs:
      - targets: ["<collector-host>:9090"]