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/ButtonLarge.ts

@@ -0,0 +1,12 @@
+import styled from "styled-components";
+import Button, { Inner } from "./Button";
+
+const ButtonLarge = styled(Button)`
+  height: 40px;
+
+  ${Inner} {
+    padding: 4px 16px;
+  }
+`;
+
+export default ButtonLarge;