使用 Django、Channels 與 Celery 建立可記錄訊息的即時聊天室完整教學。本文示範如何整合 WebSocket、背景任務與 Google Sheet 訊息儲存，快速打造可擴充的即時通訊系統。
A complete guide to building a real-time chatroom using Django, Channels, and Celery. Learn how to integrate WebSocket, background tasks, and Google Sheets logging to create a scalable real-time communication system.
