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/Dialogs.tsx

@@ -0,0 +1,35 @@
+import { observer } from "mobx-react-lite";
+import * as React from "react";
+import Guide from "~/components/Guide";
+import Modal from "~/components/Modal";
+import useStores from "~/hooks/useStores";
+
+function Dialogs() {
+  const { dialogs } = useStores();
+  const { guide, modalStack } = dialogs;
+  return (
+    <>
+      {guide ? (
+        <Guide
+          isOpen={guide.isOpen}
+          onRequestClose={dialogs.closeGuide}
+          title={guide.title}
+        >
+          {guide.content}
+        </Guide>
+      ) : undefined}
+      {[...modalStack].map(([id, modal]) => (
+        <Modal
+          key={id}
+          isOpen={modal.isOpen}
+          onRequestClose={() => dialogs.closeModal(id)}
+          title={modal.title}
+        >
+          {modal.content}
+        </Modal>
+      ))}
+    </>
+  );
+}
+
+export default observer(Dialogs);