{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "forge/task.schema.json",
  "title": "Task",
  "type": "object",
  "required": ["taskId", "sprintId", "title", "status", "path"],
  "properties": {
    "taskId":               { "type": "string" },
    "feature_id":           { "type": ["string", "null"] },
    "sprintId":             { "type": "string" },
    "title":                { "type": "string" },
    "description":          { "type": "string" },
    "status": {
      "type": "string",
      "enum": [
        "draft", "planned", "plan-approved", "implementing",
        "implemented", "review-approved", "approved", "committed",
        "plan-revision-required", "code-revision-required", "blocked", "escalated", "abandoned"
      ]
    },
    "path":                 { "type": "string" },
    "locator":              { "$ref": "_defs/locator.schema.json" },
    "estimate":             { "type": "string", "enum": ["S", "M", "L", "XL"] },
    "dependencies":         { "type": "array", "items": { "type": "string" } },
    "knowledgeUpdates":     { "type": "array" },
    "planIterations":       { "type": "integer", "minimum": 0 },
    "codeReviewIterations": { "type": "integer", "minimum": 0 },
    "assignedModel":        { "type": "string" },
    "pipeline":             { "type": "string" },
    "summaries": {
      "type": "object",
      "description": "Terse structured summaries of phase artifacts. Optional; full artifacts on disk remain authoritative.",
      "properties": {
        "plan":           { "$ref": "_defs/phaseSummary.schema.json" },
        "review_plan":    { "$ref": "_defs/phaseSummary.schema.json" },
        "implementation": { "$ref": "_defs/phaseSummary.schema.json" },
        "code_review":    { "$ref": "_defs/phaseSummary.schema.json" },
        "validation":     { "$ref": "_defs/phaseSummary.schema.json" }
      },
      "additionalProperties": false
    }
  },
  "additionalProperties": false
}