Add gitignore and static icons :beach: (#70)

* Add gitignore and static icons

* Add social icons bar

* Add more social icons, fix styling for header

* Fix dark theme bug

* Remove AWS icon

* Add math typesetting to readme features

* Templatize social icons

* Add documentation and fix menu icon

* Add more icons in example site

* Fix lang in code blocks

* Fix codeblocks lang and use twitch icon

* Reduce spacing around and between social icons

* Fix icon sizing

* Hard code width and height

* Fix language in code blocks

* Update language

* Update Readme

* Add screenshot

* Update screenshots

Co-authored-by: Yash Mehrotra <yashmehrotra95@gmail.com>

static/icons/ycombinator.svg

@@ -0,0 +1 @@
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>Y Combinator</title><path d="M0 24V0h24v24H0zM6.951 5.896l4.112 7.708v5.064h1.583v-4.972l4.148-7.799h-1.749l-2.457 4.875c-.372.745-.688 1.434-.688 1.434s-.297-.708-.651-1.434L8.831 5.896h-1.88z"/></svg>