chore: Move to Typescript (#2783)

This PR moves the entire project to Typescript. Due to the ~1000 ignores this will lead to a messy codebase for a while, but the churn is worth it – all of those ignore comments are places that were never type-safe previously.

closes #1282

app/components/Bubble.tsx

@@ -0,0 +1,38 @@
+import * as React from "react";
+import styled from "styled-components";
+import { bounceIn } from "~/styles/animations";
+
+type Props = {
+  count: number;
+};
+
+const Bubble = ({ count }: Props) => {
+  if (!count) {
+    return null;
+  }
+
+  return <Count>{count}</Count>;
+};
+
+const Count = styled.div`
+  animation: ${bounceIn} 600ms;
+  transform-origin: center center;
+  color: ${(props) => props.theme.white};
+  background: ${(props) => props.theme.slateDark};
+  display: inline-block;
+  font-feature-settings: "tnum";
+  font-weight: 600;
+  font-size: 9px;
+  white-space: nowrap;
+  vertical-align: baseline;
+  min-width: 16px;
+  min-height: 16px;
+  line-height: 16px;
+  border-radius: 8px;
+  text-align: center;
+  padding: 0 4px;
+  margin-left: 8px;
+  user-select: none;
+`;
+
+export default Bubble;