{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "implementation-planner/plan",
  "title": "Plan README",
  "description": "Validates the structure of .context/plans/plan-<slug>/README.md as a plain-text document.",
  "type": "object",
  "required": ["content"],
  "properties": {
    "content": {
      "type": "string",
      "description": "Full text content of the README.md file.",
      "allOf": [
        {
          "description": "Must have a top-level H1 matching '# Implementation Plan — <title>'",
          "pattern": "(?m)^# Implementation Plan — .+"
        },
        {
          "description": "Must have a '## Goal' section",
          "pattern": "(?m)^## Goal"
        },
        {
          "description": "Must have a '## Phases' section",
          "pattern": "(?m)^## Phases"
        },
        {
          "description": "Phases section must contain a markdown table header row with #, Phase, Status, Tasks columns",
          "pattern": "(?m)^\\|\\s*#\\s*\\|\\s*Phase\\s*\\|\\s*Status\\s*\\|\\s*Tasks\\s*\\|"
        }
      ]
    }
  }
}