new file: favicon-shell.nix ...

modified:   package-lock.json
	modified:   package.json
	modified:   shell.nix
	new file:   src/favicon-animation.html
	new file:   src/favicon-template.html
	new file:   src/generate-favicon.js
	new file:   src/render-favicon.js
	modified:   src/routes/index.js
	modified:   src/views/layouts/main.handlebars
	modified:   yarn.lock

	new file:   public/favicons/favicon-16x16.png
	new file:   public/favicons/favicon-192x192.png
	new file:   public/favicons/favicon-32x32.png
	new file:   public/favicons/favicon-48x48.png
	new file:   public/favicons/favicon-512.png
	new file:   public/favicons/favicon-64x64.ico
	new file:   public/favicons/favicon-64x64.png
	new file:   public/favicons/favicon.ico