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

felix-berlin/astro-breadcrumbs is built on the following main stack:

• JavaScript – Languages
• TypeScript – Languages
• Sass – CSS Pre-processors / Extensions
• Codecov – Code Coverage
• GitHub Actions – Continuous Integration
• Prettier – Code Review
• jsdom – Headless Browsers

Full tech stack here

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

Get the code:

## Tech Stack
felix-berlin/astro-breadcrumbs is built on the following main stack:

- [JavaScript](https://developer.mozilla.org/en-US/docs/Web/JavaScript) – Languages
- [TypeScript](http://www.typescriptlang.org) – Languages
- [Sass](http://sass-lang.com/) – CSS Pre-processors / Extensions
- [Codecov](https://codecov.io/) – Code Coverage
- [GitHub Actions](https://github.com/features/actions) – Continuous Integration
- [Prettier](https://prettier.io/) – Code Review
- [jsdom](https://github.com/jsdom/jsdom) – Headless Browsers

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

---

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

Tech Stack

felix-berlin/astro-breadcrumbs is built on the following main stack:

• JavaScript – Languages
• TypeScript – Languages
• Sass – CSS Pre-processors / Extensions
• Codecov – Code Coverage
• GitHub Actions – Continuous Integration
• Prettier – Code Review
• jsdom – Headless Browsers

Full tech stack here

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

Get the code:

## Tech Stack
felix-berlin/astro-breadcrumbs is built on the following main stack:

- <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/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/2673/Codecov_Mark_Circle_Pink.png' alt='Codecov'/> [Codecov](https://codecov.io/) – Code Coverage
- <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
- <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/7054/preview.jpeg' alt='jsdom'/> [jsdom](https://github.com/jsdom/jsdom) – Headless Browsers

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