{
  "structure": {
    "name": "Scalable Service",
    "description": "The structural representation of a scalable cloud service configuration.",
    "fields": [
      { "name": "name", "type": "string", "required": true, "description": "Service name" },
      { "name": "type", "type": "enum[microservice,serverless,container,api-gateway,service-mesh,load-balancer]", "required": true, "description": "Service type" },
      { "name": "baseUrl", "type": "uri", "required": true, "description": "Service base URL" },
      { "name": "healthEndpoint", "type": "string", "required": false, "description": "Health check path" },
      { "name": "metricsEndpoint", "type": "string", "required": false, "description": "Prometheus metrics path" },
      {
        "name": "scalingPolicy",
        "type": "object",
        "required": false,
        "description": "Auto-scaling configuration",
        "fields": [
          { "name": "type", "type": "enum[horizontal,vertical,both]", "required": false },
          { "name": "minReplicas", "type": "integer", "required": false },
          { "name": "maxReplicas", "type": "integer", "required": false },
          { "name": "targetCPUPercent", "type": "integer", "required": false },
          { "name": "scaleToZero", "type": "boolean", "required": false }
        ]
      },
      {
        "name": "loadBalancing",
        "type": "object",
        "required": false,
        "description": "Load balancing configuration",
        "fields": [
          { "name": "algorithm", "type": "enum[round-robin,least-connections,ip-hash,random,weighted]", "required": false },
          { "name": "healthCheckIntervalSeconds", "type": "integer", "required": false },
          { "name": "stickySession", "type": "boolean", "required": false }
        ]
      },
      {
        "name": "rateLimiting",
        "type": "object",
        "required": false,
        "fields": [
          { "name": "requestsPerSecond", "type": "integer", "required": false },
          { "name": "requestsPerMinute", "type": "integer", "required": false },
          { "name": "strategy", "type": "enum[token-bucket,sliding-window,fixed-window]", "required": false }
        ]
      },
      {
        "name": "circuitBreaker",
        "type": "object",
        "required": false,
        "fields": [
          { "name": "enabled", "type": "boolean", "required": false },
          { "name": "failureThreshold", "type": "number", "required": false },
          { "name": "timeoutSeconds", "type": "integer", "required": false }
        ]
      },
      {
        "name": "observability",
        "type": "object",
        "required": false,
        "fields": [
          { "name": "tracingEnabled", "type": "boolean", "required": false },
          { "name": "tracingBackend", "type": "enum[jaeger,zipkin,opentelemetry,datadog,honeycomb]", "required": false },
          { "name": "loggingFormat", "type": "enum[json,logfmt,text]", "required": false }
        ]
      },
      { "name": "tags", "type": "array<string>", "required": false }
    ]
  }
}