📚 Documentation: Create a video tutorial for the playground

### 💭 Description

It is hard to get started for beginners with appwrite node without a proper tutorial. Adding it, would greatly help the community as well as new-comers to the platform

### 👀 Have you spent some time to check if this issue has been raised before?

- [X] I checked and didn't find similar issue

### 🏢 Have you read the Code of Conduct?

- [X] I have read the [Code of Conduct](https://github.com/appwrite/appwrite/blob/HEAD/CODE_OF_CONDUCT.md)