{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "Peaks OpenSpec Change Summary",
  "type": "object",
  "required": ["id", "paths", "specs", "taskProgress"],
  "properties": {
    "id": {
      "type": "string",
      "pattern": "^[A-Za-z0-9][A-Za-z0-9._-]*$",
      "description": "OpenSpec change directory name under openspec/changes/."
    },
    "paths": {
      "type": "object",
      "required": ["root", "proposal", "tasks", "design"],
      "properties": {
        "root": { "type": "string", "minLength": 1 },
        "proposal": {
          "oneOf": [
            { "type": "null" },
            { "type": "string", "minLength": 1 }
          ]
        },
        "tasks": {
          "oneOf": [
            { "type": "null" },
            { "type": "string", "minLength": 1 }
          ]
        },
        "design": {
          "oneOf": [
            { "type": "null" },
            { "type": "string", "minLength": 1 }
          ]
        }
      }
    },
    "specs": {
      "type": "array",
      "items": { "type": "string" },
      "description": "Capability names found under specs/<capability>/spec.md."
    },
    "taskProgress": {
      "oneOf": [
        { "type": "null" },
        {
          "type": "object",
          "required": ["totalTodo", "doneTodo", "sections"],
          "properties": {
            "totalTodo": { "type": "integer", "minimum": 0 },
            "doneTodo": { "type": "integer", "minimum": 0 },
            "sections": {
              "type": "array",
              "items": {
                "type": "object",
                "required": ["heading", "total", "done"],
                "properties": {
                  "heading": { "type": "string", "minLength": 1 },
                  "total": { "type": "integer", "minimum": 0 },
                  "done": { "type": "integer", "minimum": 0 }
                }
              }
            }
          }
        }
      ]
    }
  }
}