{
  "setup": "Managed worktree; README.md initially contains checkpoint-state",
  "damage": "All checkout contents removed while retaining the folder; git worktree prune --expire now",
  "action": "Edit from here on Second message; Revert files too",
  "after": {
    "readme": "checkpoint-state\n",
    "isOwnCheckout": true,
    "entries": [
      ".git",
      "README.md"
    ]
  }
}