Function updateTaskUnsafe

src/utils/tasks.ts:355–369

(
  taskListId: string,
  taskId: string,
  updates: Partial<Omit<Task, 'id'>>,
)

// Internal: no lock. Callers already holding a lock on taskPath must use this
// to avoid deadlock (claimTask, deleteTask cascade, etc.).
async function updateTaskUnsafe(
  taskListId: string,
  taskId: string,
  updates: Partial<Omit<Task, 'id'>>,
): Promise<Task | null> {
  const existing = await getTask(taskListId, taskId)
  if (!existing) {
    return null
  }
  const updated: Task = { ...existing, ...updates, id: taskId }
  const path = getTaskPath(taskListId, taskId)
  await writeFile(path, jsonStringify(updated, null, 2))
  notifyTasksUpdated()
  return updated
}

export async function updateTask(
  taskListId: string,