{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://harness-forge.dev/schemas/runtime/task-pack.schema.json",
  "title": "Task pack",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "taskId",
    "title",
    "generatedAt",
    "summary",
    "requirements",
    "implementationNotes",
    "selectedTemplates",
    "reviewStatus"
  ],
  "properties": {
    "taskId": { "type": "string" },
    "title": { "type": "string" },
    "generatedAt": { "type": "string", "format": "date-time" },
    "basedOnCommit": { "type": "string" },
    "targetId": { "type": "string" },
    "summary": { "type": "string" },
    "requestedOutcome": { "type": "string" },
    "constraints": {
      "type": "array",
      "items": { "type": "string" }
    },
    "openQuestions": {
      "type": "array",
      "items": { "type": "string" }
    },
    "impactedModules": {
      "type": "array",
      "items": { "type": "string" }
    },
    "architectureSignificance": { "$ref": "#/$defs/architectureSignificanceAssessment" },
    "fileInterestRef": { "type": "string" },
    "impactAnalysisRef": { "type": "string" },
    "decisionRefs": {
      "type": "array",
      "items": { "type": "string" }
    },
    "asrRefs": {
      "type": "array",
      "items": { "type": "string" }
    },
    "adrRefs": {
      "type": "array",
      "items": { "type": "string" }
    },
    "noDecisionRationale": { "$ref": "#/$defs/noDecisionRationale" },
    "requirements": {
      "type": "array",
      "items": { "$ref": "#/$defs/requirement" }
    },
    "implementationNotes": {
      "type": "array",
      "items": { "$ref": "#/$defs/implementationNote" }
    },
    "acceptanceCriteria": {
      "type": "array",
      "items": { "type": "string" }
    },
    "suggestedSequence": {
      "type": "array",
      "items": { "type": "string" }
    },
    "selectedTemplates": {
      "type": "array",
      "items": { "type": "string" }
    },
    "provenance": {
      "type": "array",
      "items": { "type": "string" }
    },
    "reviewStatus": {
      "type": "string",
      "enum": ["draft", "inferred", "confirmed", "approved", "stale", "superseded"]
    }
  },
  "$defs": {
    "requirement": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "title", "description"],
      "properties": {
        "id": { "type": "string" },
        "title": { "type": "string" },
        "description": { "type": "string" },
        "rationale": { "type": "string" },
        "priority": {
          "type": "string",
          "enum": ["low", "medium", "high", "critical"]
        },
        "affectedModules": {
          "type": "array",
          "items": { "type": "string" }
        },
        "acceptanceCriteria": {
          "type": "array",
          "items": { "type": "string" }
        },
        "nonGoals": {
          "type": "array",
          "items": { "type": "string" }
        },
        "risks": {
          "type": "array",
          "items": { "type": "string" }
        },
        "testImplications": {
          "type": "array",
          "items": { "type": "string" }
        }
      }
    },
    "implementationNote": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "type", "statement"],
      "properties": {
        "id": { "type": "string" },
        "type": {
          "type": "string",
          "enum": ["constraint", "warning", "optimization", "reuse-opportunity", "migration-note", "inconsistency", "architectural-context"]
        },
        "statement": { "type": "string" },
        "evidence": { "type": "string" },
        "affectedModules": {
          "type": "array",
          "items": { "type": "string" }
        },
        "confidence": {
          "type": "string",
          "enum": ["low", "medium", "high"]
        },
        "source": { "type": "string" }
      }
    },
    "noDecisionRationale": {
      "type": "object",
      "additionalProperties": false,
      "required": ["taskId", "rationale", "recordedAt", "recordedBy", "reviewStatus"],
      "properties": {
        "taskId": { "type": "string" },
        "rationale": { "type": "string" },
        "recordedAt": { "type": "string", "format": "date-time" },
        "recordedBy": { "type": "string" },
        "reviewStatus": {
          "type": "string",
          "enum": ["draft", "inferred", "confirmed", "approved", "stale", "superseded"]
        }
      }
    },
    "architectureSignificanceAssessment": {
      "type": "object",
      "additionalProperties": false,
      "required": ["taskId", "level", "signals", "confidence", "reviewStatus", "assessedAt", "assessedBy"],
      "properties": {
        "taskId": { "type": "string" },
        "level": {
          "type": "string",
          "enum": ["low", "medium", "high", "critical"]
        },
        "signals": {
          "type": "array",
          "items": { "type": "string" },
          "minItems": 1
        },
        "sourceRefs": {
          "type": "array",
          "items": { "type": "string" }
        },
        "confidence": {
          "type": "string",
          "enum": ["low", "medium", "high"]
        },
        "reviewStatus": {
          "type": "string",
          "enum": ["draft", "inferred", "confirmed", "approved", "stale", "superseded"]
        },
        "assessedAt": { "type": "string", "format": "date-time" },
        "assessedBy": { "type": "string" }
      }
    }
  }
}