{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "Peaks OpenSpec Render Request",
  "type": "object",
  "required": ["changeId", "why", "whatChanges", "acceptanceCriteria"],
  "properties": {
    "changeId": {
      "type": "string",
      "pattern": "^[A-Za-z0-9][A-Za-z0-9._-]*$",
      "description": "Safe directory name under openspec/changes/. Path traversal sequences are rejected."
    },
    "why": {
      "type": "string",
      "description": "Plain markdown content for the ## Why section. May be empty (rendered as _None_)."
    },
    "whatChanges": {
      "type": "array",
      "items": { "type": "string", "minLength": 1 },
      "description": "Bullet items for the ## What Changes section. Empty array renders as _None_ but is a soft warning."
    },
    "acceptanceCriteria": {
      "type": "array",
      "items": { "type": "string", "minLength": 1 },
      "description": "Bullet items for ## Acceptance Criteria. Empty array renders as _None_ but is a hard validation error."
    },
    "outOfScope": {
      "type": "array",
      "items": { "type": "string", "minLength": 1 }
    },
    "dependencies": {
      "type": "array",
      "items": { "type": "string", "minLength": 1 }
    },
    "risks": {
      "type": "array",
      "items": { "type": "string", "minLength": 1 }
    },
    "tasks": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["heading", "todos"],
        "properties": {
          "heading": { "type": "string", "minLength": 1 },
          "todos": {
            "type": "array",
            "items": { "type": "string", "minLength": 1 }
          },
          "doneItems": {
            "type": "array",
            "items": { "type": "string", "minLength": 1 }
          }
        }
      }
    },
    "design": {
      "type": "string",
      "description": "Raw markdown body for design.md. Passthrough; not parsed by Peaks."
    }
  }
}