Function writeCronTasks

src/utils/cronTasks.ts:165–182

(
  tasks: CronTask[],
  dir?: string,
)

 * the file watcher sees a change event on last-task-removed.
 */
export async function writeCronTasks(
  tasks: CronTask[],
  dir?: string,
): Promise<void> {
  const root = dir ?? getProjectRoot()
  await mkdir(join(root, '.claude'), { recursive: true })
  // Strip the runtime-only `durable` flag — everything on disk is durable
  // by definition, and keeping the flag out means readCronTasks() naturally
  // yields durable: undefined without having to set it explicitly.
  const body: CronFile = {
    tasks: tasks.map(({ durable: _durable, ...rest }) => rest),
  }
  await writeFile(
    getCronFilePath(root),
    jsonStringify(body, null, 2) + '\n',
    'utf-8',
  )
}

/**
 * Append a task. Returns the generated id. Caller is responsible for having