{
  "version": "act 1.0.17",
  "url": "https://act101.ai/docs/history",
  "operations": [
    {
      "name": "history_list",
      "anchor": "op-history-list",
      "description": "List recent operation checkpoints. Every refactoring tool (rename, extract, move, inline) creates a checkpoint that can be undone. Params: none [, limit (u32)]",
      "params": "none [, limit (u32)]"
    },
    {
      "name": "history_redo",
      "anchor": "op-history-redo",
      "description": "Redo the last N undone refactoring operations (default: 1). Re-applies previously undone changes. Params: none [, count (u32), preview (bool)]",
      "params": "none [, count (u32), preview (bool)]"
    },
    {
      "name": "history_undo",
      "anchor": "op-history-undo",
      "description": "Undo the last N refactoring operations (default: 1). Reverts all file changes from each operation. Safe to use \u2014 can be re-done. Params: none [, count (u32), preview (bool)]",
      "params": "none [, count (u32), preview (bool)]"
    }
  ]
}