Create tech stack docs (techstack.yml and techstack.md)

[stack-file[bot]]

Adding tech stack documentation to allow anyone to easily see what is being used in this repo without digging through config files. Two files are being added: techstack.yml and techstack.md. techstack.yml contains data on all the technologies being used in this repo. techstack.md is a visualization of the YML file and displays the tech stack data in a pretty Markdown file.

💡 Protip: techstack.md contains a comment at the top of the file that the following README snippet (with and without the logos) at the top of the file as a comment:

<--- Readme.md Snippet without images Start --->

Tech Stack

mallowigi/material-dev-tools is built on the following main stack:

• gulp – JS Build Tools / JS Task Runners
• Node.js – Frameworks (Full Stack)
• Sass – CSS Pre-processors / Extensions
• JavaScript – Languages
• TypeScript – Languages
• Stylelint – Code Review
• Svelte – Javascript UI Libraries
• Prettier – Code Review
• Prism – Javascript Utilities & Libraries
• GitHub Actions – Continuous Integration

Full tech stack here

<--- Readme.md Snippet without images End --->

Get the code:

## Tech Stack
mallowigi/material-dev-tools is built on the following main stack:

- [gulp](http://gulpjs.com/) – JS Build Tools / JS Task Runners
- [Node.js](http://nodejs.org/) – Frameworks (Full Stack)
- [Sass](http://sass-lang.com/) – CSS Pre-processors / Extensions
- [JavaScript](https://developer.mozilla.org/en-US/docs/Web/JavaScript) – Languages
- [TypeScript](http://www.typescriptlang.org) – Languages
- [Stylelint](http://stylelint.io/) – Code Review
- [Svelte](https://svelte.technology/) – Javascript UI Libraries
- [Prettier](https://prettier.io/) – Code Review
- [Prism](https://prismjs.com/) – Javascript Utilities & Libraries
- [GitHub Actions](https://github.com/features/actions) – Continuous Integration

Full tech stack [here](/techstack.md)

---

<--- Readme.md Snippet with images Start --->

Tech Stack

mallowigi/material-dev-tools is built on the following main stack:

• gulp – JS Build Tools / JS Task Runners
• Node.js – Frameworks (Full Stack)
• Sass – CSS Pre-processors / Extensions
• JavaScript – Languages
• TypeScript – Languages
• Stylelint – Code Review
• Svelte – Javascript UI Libraries
• Prettier – Code Review
• Prism – Javascript Utilities & Libraries
• GitHub Actions – Continuous Integration

Full tech stack here

<--- Readme.md Snippet with images End --->

Get the code:

## Tech Stack
mallowigi/material-dev-tools is built on the following main stack:

- <img width='25' height='25' src='https://img.stackshare.io/service/844/iruTC031.png' alt='gulp'/> [gulp](http://gulpjs.com/) – JS Build Tools / JS Task Runners
- <img width='25' height='25' src='https://img.stackshare.io/service/1011/n1JRsFeB_400x400.png' alt='Node.js'/> [Node.js](http://nodejs.org/) – Frameworks (Full Stack)
- <img width='25' height='25' src='https://img.stackshare.io/service/1171/jCR2zNJV.png' alt='Sass'/> [Sass](http://sass-lang.com/) – CSS Pre-processors / Extensions
- <img width='25' height='25' src='https://img.stackshare.io/service/1209/javascript.jpeg' alt='JavaScript'/> [JavaScript](https://developer.mozilla.org/en-US/docs/Web/JavaScript) – Languages
- <img width='25' height='25' src='https://img.stackshare.io/service/1612/bynNY5dJ.jpg' alt='TypeScript'/> [TypeScript](http://www.typescriptlang.org) – Languages
- <img width='25' height='25' src='https://img.stackshare.io/service/5446/V9JsvPul_400x400.jpg' alt='Stylelint'/> [Stylelint](http://stylelint.io/) – Code Review
- <img width='25' height='25' src='https://img.stackshare.io/service/6113/7exmJEg4_400x400.png' alt='Svelte'/> [Svelte](https://svelte.technology/) – Javascript UI Libraries
- <img width='25' height='25' src='https://img.stackshare.io/service/7035/default_66f265943abed56bcdbfca1c866a4261b1fbb063.jpg' alt='Prettier'/> [Prettier](https://prettier.io/) – Code Review
- <img width='25' height='25' src='https://img.stackshare.io/service/10010/Screen_Shot_2012-07-31_at_21.57.03__400x400.png' alt='Prism'/> [Prism](https://prismjs.com/) – Javascript Utilities & Libraries
- <img width='25' height='25' src='https://img.stackshare.io/service/11563/actions.png' alt='GitHub Actions'/> [GitHub Actions](https://github.com/features/actions) – Continuous Integration

Full tech stack [here](/techstack.md)