[TECH ED] Prepare for live session

### Link to the coursework

https://curriculum.codeyourfuture.io/servers/sprints/2/prep/

### Why are we doing this?

This video codealong builds a CRUD app in Node and Express.

It is essential to start learning new concepts and ideas before Saturday's session. During the week, we expect you to get stuck and form questions about the new content so you can address misconceptions during Saturday's session. The prep work here will introduce you to the new concepts for the week.

### Maximum time in hours (Tech has max 16 per week total)

4

### How to get help

Share your blockers in your class channel
https://curriculum.codeyourfuture.io/guides/asking-questions

从 curriculum.codeyourfuture.io/servers/sprints/2/prep/ 上链接的课程开始，并跟随 Node 和 Express 中 CRUD 应用的 video codealong。请在规定的四小时限时内完成准备工作；将阻塞问题或疑问记录在班级频道中，以便周六的课程使用。

由索引模型根据 Issue 内容生成。