{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://workspai.dev/schemas/workspace-intelligence/architecture-surprise-report.v1.json",
  "title": "Workspai Architecture Surprise Report",
  "type": "object",
  "required": ["schemaVersion", "changeId", "generatedAt", "prediction", "actual", "matched", "unpredicted", "missing", "summary"],
  "properties": {
    "schemaVersion": { "const": "workspai.architecture-surprise-report.v1" },
    "changeId": { "type": "string", "pattern": "^change-[a-z0-9][a-z0-9-]{7,95}$" },
    "generatedAt": { "type": "string", "format": "date-time" },
    "prediction": { "oneOf": [{ "$ref": "decision-event.v1.json#/$defs/artifactReference" }, { "type": "null" }] },
    "actual": { "$ref": "decision-event.v1.json#/$defs/artifactReference" },
    "matched": { "$ref": "#/$defs/operations" },
    "unpredicted": { "$ref": "#/$defs/operations" },
    "missing": { "$ref": "#/$defs/operations" },
    "summary": {
      "type": "object",
      "required": ["predicted", "actual", "matched", "unpredicted", "missing", "verdict"],
      "properties": {
        "predicted": { "type": "integer", "minimum": 0 },
        "actual": { "type": "integer", "minimum": 0 },
        "matched": { "type": "integer", "minimum": 0 },
        "unpredicted": { "type": "integer", "minimum": 0 },
        "missing": { "type": "integer", "minimum": 0 },
        "verdict": { "enum": ["exact", "within-expectation", "surprising", "no-prediction"] }
      },
      "additionalProperties": false
    }
  },
  "additionalProperties": false,
  "$defs": {
    "operations": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["operation", "targetKind", "targetId"],
        "properties": {
          "operation": { "type": "string", "minLength": 1 },
          "targetKind": { "type": "string", "minLength": 1 },
          "targetId": { "type": "string", "minLength": 1 }
        },
        "additionalProperties": false
      }
    }
  }
}