{
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  "title": "QUAY SceneDocument",
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    "environment",
    "assets",
    "instances",
    "relations",
    "diagnostics",
    "unplacedInstanceIds",
    "camera",
    "provenance"
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        "$ref": "#/$defs/imageAsset"
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        "$ref": "#/$defs/resolvedRelation"
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        "$ref": "#/$defs/diagnostic"
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      "$ref": "#/$defs/provenance"
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                "const": "stone",
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                "const": "ceramic",
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                "const": "fabric",
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                "const": "paper",
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                "const": "plastic",
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    },
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        "supportSurfaces"
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        "normalization": {
          "$ref": "#/$defs/asset/properties/normalization"
        },
        "wallImage": {
          "type": "object",
          "additionalProperties": false,
          "required": [
            "wallInstanceId",
            "assetId",
            "position",
            "size",
            "surfaceOffset",
            "preserveAspectRatio"
          ],
          "properties": {
            "wallInstanceId": {
              "type": "string",
              "format": "uuid"
            },
            "assetId": {
              "type": "string",
              "format": "uuid"
            },
            "position": {
              "$ref": "#/$defs/length2"
            },
            "size": {
              "$ref": "#/$defs/positiveLength2"
            },
            "surfaceOffset": {
              "type": "number",
              "minimum": 0
            },
            "preserveAspectRatio": {
              "type": "boolean"
            },
            "surface": {
              "enum": ["wall", "floor"]
            }
          }
        },
        "visible": {
          "type": "boolean"
        },
        "castShadow": {
          "type": "boolean"
        },
        "receiveShadow": {
          "type": "boolean"
        },
        "locked": {
          "type": "boolean"
        },
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          "type": "object",
          "additionalProperties": false,
          "required": [
            "source",
            "supportingInstanceId",
            "supportSurfaceId",
            "solverStatus"
          ],
          "properties": {
            "source": {
              "enum": ["solver", "manual", "imported"]
            },
            "supportingInstanceId": {
              "type": ["string", "null"],
              "format": "uuid"
            },
            "supportSurfaceId": {
              "type": ["string", "null"],
              "maxLength": 100
            },
            "solverStatus": {
              "enum": ["placed", "fallback", "unresolved"]
            }
          }
        },
        "tags": {
          "type": "array",
          "maxItems": 50,
          "uniqueItems": true,
          "items": {
            "type": "string",
            "minLength": 1,
            "maxLength": 100
          }
        },
        "materialId": {
          "type": "string",
          "format": "uuid"
        }
      }
    },
    "resolvedRelation": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "relationId",
        "type",
        "subjectInstanceId",
        "targetInstanceId",
        "strength",
        "status",
        "message"
      ],
      "properties": {
        "relationId": {
          "type": "string",
          "format": "uuid"
        },
        "type": {
          "enum": [
            "ON",
            "NEAR",
            "LEFT_OF",
            "RIGHT_OF",
            "IN_FRONT_OF",
            "BEHIND",
            "FACING",
            "CENTERED_ON",
            "ALIGNED_WITH",
            "AGAINST_WALL",
            "KEEP_CLEAR_OF"
          ]
        },
        "subjectInstanceId": {
          "type": "string",
          "format": "uuid"
        },
        "targetInstanceId": {
          "type": ["string", "null"],
          "format": "uuid"
        },
        "strength": {
          "enum": ["hard", "soft"]
        },
        "status": {
          "enum": ["satisfied", "degraded", "unresolved"]
        },
        "message": {
          "type": "string",
          "maxLength": 500
        }
      }
    },
    "diagnostic": {
      "type": "object",
      "additionalProperties": false,
      "required": ["code", "severity", "message", "instanceIds", "relationId"],
      "properties": {
        "code": {
          "type": "string",
          "pattern": "^[A-Z][A-Z0-9_]{1,63}$"
        },
        "severity": {
          "enum": ["info", "warning", "error"]
        },
        "message": {
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          "minLength": 1,
          "maxLength": 1000
        },
        "instanceIds": {
          "type": "array",
          "maxItems": 50,
          "uniqueItems": true,
          "items": {
            "type": "string",
            "format": "uuid"
          }
        },
        "relationId": {
          "type": ["string", "null"],
          "format": "uuid"
        },
        "measurements": {
          "type": "object",
          "additionalProperties": {
            "type": "number"
          }
        }
      }
    },
    "camera": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "type",
        "position",
        "target",
        "up",
        "fovDegrees",
        "near",
        "far"
      ],
      "properties": {
        "type": {
          "const": "perspective"
        },
        "position": {
          "$ref": "#/$defs/vec3"
        },
        "target": {
          "$ref": "#/$defs/vec3"
        },
        "up": {
          "$ref": "#/$defs/vec3"
        },
        "fovDegrees": {
          "type": "number",
          "exclusiveMinimum": 1,
          "exclusiveMaximum": 179
        },
        "near": {
          "type": "number",
          "exclusiveMinimum": 0
        },
        "far": {
          "type": "number",
          "exclusiveMinimum": 0
        }
      }
    },
    "provenance": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "createdBy",
        "planner",
        "layoutEngineVersion",
        "threeVersion",
        "sourcePrompt"
      ],
      "properties": {
        "createdBy": {
          "enum": ["quay", "import"]
        },
        "planner": {
          "oneOf": [
            {
              "type": "null"
            },
            {
              "type": "object",
              "additionalProperties": false,
              "required": [
                "provider",
                "model",
                "promptTemplateVersion",
                "requestId"
              ],
              "properties": {
                "provider": {
                  "enum": ["openai", "fake"]
                },
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                  "minLength": 1,
                  "maxLength": 100
                },
                "promptTemplateVersion": {
                  "type": "string",
                  "minLength": 1,
                  "maxLength": 50
                },
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                  "minLength": 1,
                  "maxLength": 200
                }
              }
            }
          ]
        },
        "layoutEngineVersion": {
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          "minLength": 1,
          "maxLength": 50
        },
        "threeVersion": {
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          "minLength": 1,
          "maxLength": 50
        },
        "sourcePrompt": {
          "type": "string",
          "maxLength": 4000
        }
      }
    }
  }
}