Remove unused stuff

public/images/background.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" version="1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svgjs="http://svgjs.dev/svgjs" viewBox="0 0 800 800" preserveAspectRatio="xMidYMid slice"><defs><pattern id="pppixelate-pattern" width="20" height="20" patternUnits="userSpaceOnUse" patternTransform="translate(0 0) scale(8) rotate(0)" shape-rendering="crispEdges">
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-  </pattern></defs><rect width="100%" height="100%" fill="url(#pppixelate-pattern)"></rect></svg>