{
  "service": "checkout",
  "replicas": 4,
  "image": "registry.example.com/checkout:1.42.7",
  "env": [
    {"name": "DATABASE_URL", "valueFrom": "secrets/db-url"},
    {"name": "REDIS_URL", "valueFrom": "secrets/redis-url"},
    {"name": "PAYMENT_PROVIDER", "value": "stripe"},
    {"name": "FEATURE_FLAGS", "value": "checkout-v3,address-autofill,coupon-stacking"}
  ],
  "resources": {
    "requests": {"cpu": "250m", "memory": "512Mi"},
    "limits": {"cpu": "1000m", "memory": "2Gi"}
  },
  "healthcheck": {
    "path": "/healthz",
    "port": 8080,
    "intervalSeconds": 30,
    "timeoutSeconds": 5,
    "failureThreshold": 3
  },
  "rollout": {
    "strategy": "RollingUpdate",
    "maxSurge": 2,
    "maxUnavailable": 1,
    "minReadySeconds": 15
  },
  "labels": {
    "app": "checkout",
    "tier": "backend",
    "owner": "payments-team"
  }
}