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

server/emails/components/Body.tsx

@@ -0,0 +1,23 @@
+import { Table, TBody, TR, TD } from "oy-vey";
+import * as React from "react";
+import EmptySpace from "./EmptySpace";
+
+type Props = {
+  children: React.ReactNode;
+};
+
+export default ({ children }: Props) => {
+  return (
+    <Table width="100%">
+      <TBody>
+        <TR>
+          <TD>
+            <EmptySpace height={10} />
+            {children}
+            <EmptySpace height={40} />
+          </TD>
+        </TR>
+      </TBody>
+    </Table>
+  );
+};