New homepage (#861)

* Paste button

* Logo and animated blobs

* Predictable initial blob position

* Initial blob shape

* Update canvas on resize if not updating every frame

* lol

* Get styles from CSS

* Background blobs

* Fade into the center

* Get initial focus

* Pause time while page is hidden

* Footer

* Optimise amount of initial CSS

* More CSS optimisation

* Install button

* Home page with demo loading

* Tweak size

* Replace thumbnails

* Responsive demo section

* Responsive main section

* Remove debug stuff

* Fix prerender SVG size

* Changes from feedback

* Blob nudges (#872)

* more smaller blobs

* less blobs that are practically invisible

* more dynamic speed range and stronger gravity

* Reverting resize observer change

The content rect is different to getBoundingClientRect

Co-authored-by: Adam Argyle <atom@argyleink.com>

src/static-build/pages/index/index.tsx

@@ -17,7 +17,7 @@ import initialCss from 'initial-css:';
 import { allSrc } from 'client-bundle:client/initial-app';
 import favicon from 'url:static-build/assets/favicon.ico';
 import { escapeStyleScriptContent } from 'static-build/utils';
-import Intro from 'shared/initial-app/Intro';
+import Intro from 'shared/prerendered-app/Intro';
 
 interface Props {}