{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://workspai.dev/schemas/workspace-intelligence/predicted-architecture-change.v1.json",
  "title": "Workspai Predicted Architecture Change",
  "type": "object",
  "required": ["schemaVersion", "changeId", "goalId", "generatedAt", "baselineGeneration", "nonCanonical", "proofEligible", "operations", "assumptions", "predictedRisk"],
  "properties": {
    "schemaVersion": { "const": "workspai.predicted-architecture-change.v1" },
    "changeId": { "type": "string", "pattern": "^change-[a-z0-9][a-z0-9-]{7,95}$" },
    "goalId": { "type": "string", "minLength": 1 },
    "generatedAt": { "type": "string", "format": "date-time" },
    "baselineGeneration": { "$ref": "decision-event.v1.json#/$defs/sha256" },
    "nonCanonical": { "const": true },
    "proofEligible": { "const": false },
    "operations": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["operation", "targetKind", "targetId", "rationale", "confidence"],
        "properties": {
          "operation": { "enum": ["add", "remove", "change"] },
          "targetKind": { "enum": ["entity", "relation", "proof", "artifact"] },
          "targetId": { "type": "string", "minLength": 1 },
          "rationale": { "type": "string", "minLength": 1 },
          "confidence": { "enum": ["high", "medium", "low"] }
        },
        "additionalProperties": false
      }
    },
    "assumptions": { "type": "array", "items": { "type": "string" } },
    "predictedRisk": { "enum": ["none", "low", "medium", "high"] }
  },
  "additionalProperties": false
}