[
  {
    "type": "function",
    "function": {
      "name": "update_roadmap",
      "description": "Update the ROADMAP.md file with new progress",
      "parameters": {
        "type": "object",
        "properties": {
          "content": {
            "type": "string",
            "description": "The full new content for ROADMAP.md"
          }
        },
        "required": [
          "content"
        ]
      }
    }
  }
]