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/ScrollToTop.ts

@@ -0,0 +1,26 @@
+// based on: https://reacttraining.com/react-router/web/guides/scroll-restoration
+import * as React from "react";
+import { useLocation } from "react-router-dom";
+import usePrevious from "~/hooks/usePrevious";
+
+type Props = {
+  children: JSX.Element;
+};
+
+export default function ScrollToTop({ children }: Props) {
+  const location = useLocation();
+  const previousLocationPathname = usePrevious(location.pathname);
+
+  React.useEffect(() => {
+    if (location.pathname === previousLocationPathname) return;
+    // exception for when entering or exiting document edit, scroll position should not reset
+    if (
+      location.pathname.match(/\/edit\/?$/) ||
+      previousLocationPathname?.match(/\/edit\/?$/)
+    )
+      return;
+    window.scrollTo(0, 0);
+  }, [location.pathname, previousLocationPathname]);
+
+  return children;
+}