{
  "port": 8080,
  "logging": "combined",
  "proxy": {
    "/api": {
      "targets": [
        { "url": "http://powerful:4000", "weight": 3 },
        { "url": "http://normal:4000", "weight": 1 }
      ],
      "strategy": "weighted-round-robin",
      "stripPrefix": true,
      "healthCheck": { "path": "/health", "intervalSecs": 10, "unhealthyThreshold": 2 },
      "retry": { "attempts": 2, "conditions": ["connection_error", "5xx"], "backoffMs": 100 }
    },
    "/auth": {
      "targets": ["http://auth1:5000", "http://auth2:5000"],
      "strategy": "ip-hash",
      "hashKey": "ip"
    },
    "/search": {
      "targets": ["http://search1:6000", "http://search2:6000", "http://search3:6000"],
      "strategy": "least-conn"
    }
  },
  "healthCheck": true,
  "metrics": { "path": "/__metrics__" }
}