# Deployment matrix. Decided in a sheet, shipped as YAML.
- service: billing-api
  environment: production
  replicas: 6
  log_level: info
  autoscale: true
  zone: eu-west-1
  released: 2026-01-08
  cost_centre: "01730"
- service: billing-api
  environment: staging
  replicas: 2
  log_level: debug
  autoscale: false
  zone: eu-west-1
  released: 2026-01-06
  cost_centre: "01730"
- service: web-frontend
  environment: production
  replicas: 4
  log_level: warn
  autoscale: true
  zone: us-east-1
  released: 2026-01-12
  cost_centre: "02139"
- service: web-frontend
  environment: staging
  replicas: 1
  log_level: debug
  autoscale: false
  zone: us-east-1
  released: 2026-01-10
  cost_centre: "02139"
- service: search-index
  environment: production
  replicas: 12
  log_level: info
  autoscale: true
  zone: eu-west-1
  released: 2026-01-15
  cost_centre: "94043"