{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "GNO Bench Result",
  "type": "object",
  "required": ["fixture", "generatedAt", "modes", "meta"],
  "additionalProperties": false,
  "properties": {
    "fixture": {
      "type": "object",
      "required": ["path", "version", "queryCount", "topK"],
      "additionalProperties": false,
      "properties": {
        "path": { "type": "string", "minLength": 1 },
        "name": { "type": "string" },
        "version": { "const": 1 },
        "queryCount": { "type": "integer", "minimum": 1 },
        "topK": { "type": "integer", "minimum": 1 }
      }
    },
    "generatedAt": { "type": "string", "format": "date-time" },
    "modes": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "required": [
          "name",
          "type",
          "status",
          "queryCount",
          "failures",
          "metrics",
          "latency",
          "cases"
        ],
        "additionalProperties": false,
        "properties": {
          "name": { "type": "string", "minLength": 1 },
          "type": { "type": "string", "enum": ["bm25", "vector", "hybrid"] },
          "status": { "type": "string", "enum": ["ok", "failed"] },
          "queryCount": { "type": "integer", "minimum": 1 },
          "failures": { "type": "integer", "minimum": 0 },
          "metrics": { "$ref": "#/definitions/metrics" },
          "latency": { "$ref": "#/definitions/latency" },
          "cases": {
            "type": "array",
            "minItems": 1,
            "items": {
              "type": "object",
              "required": [
                "id",
                "query",
                "topK",
                "expected",
                "hits",
                "topDocs",
                "metrics",
                "latencyMs"
              ],
              "additionalProperties": false,
              "properties": {
                "id": { "type": "string", "minLength": 1 },
                "query": { "type": "string", "minLength": 1 },
                "topK": { "type": "integer", "minimum": 1 },
                "expected": {
                  "type": "array",
                  "items": { "type": "string", "minLength": 1 }
                },
                "hits": {
                  "type": "array",
                  "items": { "type": "string", "minLength": 1 }
                },
                "topDocs": {
                  "type": "array",
                  "items": { "type": "string", "minLength": 1 }
                },
                "metrics": { "$ref": "#/definitions/metrics" },
                "latencyMs": { "type": "number", "minimum": 0 },
                "error": { "type": "string" }
              }
            }
          }
        }
      }
    },
    "meta": {
      "type": "object",
      "required": ["indexName"],
      "additionalProperties": false,
      "properties": {
        "indexName": { "type": "string", "minLength": 1 },
        "collection": { "type": "string", "minLength": 1 }
      }
    }
  },
  "definitions": {
    "metrics": {
      "type": "object",
      "required": ["precisionAtK", "recallAtK", "f1AtK", "mrr", "ndcgAtK"],
      "additionalProperties": false,
      "properties": {
        "precisionAtK": { "type": "number", "minimum": 0, "maximum": 1 },
        "recallAtK": { "type": "number", "minimum": 0, "maximum": 1 },
        "f1AtK": { "type": "number", "minimum": 0, "maximum": 1 },
        "mrr": { "type": "number", "minimum": 0, "maximum": 1 },
        "ndcgAtK": { "type": "number", "minimum": 0, "maximum": 1 }
      }
    },
    "latency": {
      "type": "object",
      "required": ["p50Ms", "p95Ms", "meanMs"],
      "additionalProperties": false,
      "properties": {
        "p50Ms": { "type": "number", "minimum": 0 },
        "p95Ms": { "type": "number", "minimum": 0 },
        "meanMs": { "type": "number", "minimum": 0 }
      }
    }
  }
}