{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://genesiscode.dev/schemas/reference-host-observation-v0.1.json",
  "title": "GenesisCode Reference Host Observation v0.1",
  "type": "object",
  "additionalProperties": false,
  "required": ["kind", "version", "profileId", "platformId", "tier", "promotionStatus", "metadata", "conformance", "identitySha256"],
  "properties": {
    "kind": {"const": "genesis/reference-host-observation-v0.1"},
    "version": {"const": "0.1"},
    "profileId": {"type": "string", "pattern": "^[a-z0-9][a-z0-9-]+$"},
    "platformId": {"enum": ["darwin-arm64", "linux-arm64", "linux-x86-64", "windows-x86-64"]},
    "tier": {"enum": [1, 2]},
    "promotionStatus": {"enum": ["reference", "candidate"]},
    "metadata": {
      "type": "object",
      "additionalProperties": false,
      "required": ["cpu", "memory", "filesystem", "operatingSystem", "compiler", "powerMode"],
      "properties": {
        "cpu": {
          "type": "object",
          "additionalProperties": false,
          "required": ["architecture", "model", "physicalCores", "logicalCores"],
          "properties": {
            "architecture": {"enum": ["arm64", "x86_64"]},
            "model": {"type": "string", "minLength": 1},
            "physicalCores": {"type": "integer", "minimum": 1},
            "logicalCores": {"type": "integer", "minimum": 1}
          }
        },
        "memory": {"type": "object", "additionalProperties": false, "required": ["totalBytes"], "properties": {"totalBytes": {"type": "integer", "minimum": 1}}},
        "filesystem": {
          "type": "object",
          "additionalProperties": false,
          "required": ["type", "blockSizeBytes", "caseSensitive"],
          "properties": {
            "type": {"type": "string", "pattern": "^[a-z0-9-]+$"},
            "blockSizeBytes": {"type": "integer", "minimum": 1},
            "caseSensitive": {"type": "boolean"}
          }
        },
        "operatingSystem": {
          "type": "object",
          "additionalProperties": false,
          "required": ["family", "version", "kernelRelease"],
          "properties": {
            "family": {"enum": ["darwin", "linux", "windows"]},
            "version": {"type": "string", "pattern": "^[0-9]+(?:\\.[0-9]+){0,3}$"},
            "kernelRelease": {"type": "string", "minLength": 1}
          }
        },
        "compiler": {
          "type": "object",
          "additionalProperties": false,
          "required": ["rustcVersion", "rustcHost", "nativeFamily", "nativeVersion"],
          "properties": {
            "rustcVersion": {"type": "string", "pattern": "^[0-9]+\\.[0-9]+\\.[0-9]+$"},
            "rustcHost": {"type": "string", "minLength": 3},
            "nativeFamily": {"enum": ["apple-clang", "clang", "gcc", "msvc"]},
            "nativeVersion": {"type": "string", "pattern": "^[0-9]+\\.[0-9]+\\.[0-9]+$"}
          }
        },
        "powerMode": {
          "type": "object",
          "additionalProperties": false,
          "required": ["source", "lowPowerMode", "governorMode"],
          "properties": {
            "source": {"enum": ["ac", "battery", "unknown"]},
            "lowPowerMode": {"type": "boolean"},
            "governorMode": {"type": "string", "pattern": "^[a-z-]+$"}
          }
        }
      }
    },
    "conformance": {
      "type": "object",
      "additionalProperties": false,
      "required": ["ok", "failures"],
      "properties": {
        "ok": {"type": "boolean"},
        "failures": {"type": "array", "uniqueItems": true, "items": {"type": "string", "pattern": "^[a-z][a-z0-9.-]+$"}}
      }
    },
    "identitySha256": {"type": "string", "pattern": "^[0-9a-f]{64}$"}
  }
}