[FEATURE]: Add support for other languages in frontend.

[alantao912]

Feature Name

Alternative Language Support

Your Name

Alan Tao

Description

Instead of string literals in the ReactJS code, store all literals in dedicated maps from language to literal value. Dynamically retrieve strings from each map based off of current language selection.

[github-actions[bot]]

Hello @alantao912! Thank you for submitting the Feature Request Form. We appreciate your contribution. :wave:

We will look into it and provide a response as soon as possible.

To work on this feature request, you can follow these branch setup instructions:

1. Checkout the main branch:

```
 git checkout nextjs
```

2. Pull the latest changes from the remote main branch:

```
 git pull origin nextjs
```

3. Create a new branch specific to this feature request using the issue number:

```
 git checkout -b feature-933
```

Feel free to make the necessary changes in this branch and submit a pull request when you're ready.

Best regards, Deep Learning Playground (DLP) Team

[karkir0003]

pretty much builds off of #931