feat: implement credentials information on Prefs -> Account pane (#632)

* feat: implement prefs -> credentials section UI (w/o backend integration)

* feat: implement credentials information on Prefs -> Account pane

- implement email changing UI (w/o backend integration)
- implement password changing UI and reuse existing change password logic
- replace 2FA dialog with shared one
- implement React hook for preventing window refresh

* fix: provide correct types

* refactor: reuse styles from stylekit, rename components and create enum for input types

* refactor: update default exports to named ones, correct texts

* chore: remove unnecessary depenedency

* chore: yarn.lock without unnecessary packages

* Revert "chore: yarn.lock without unnecessary packages"

This reverts commit 64aa75e8408b06884d6e7383180292a4a9a3e8ad.

app/assets/javascripts/hooks/useBeforeUnload.tsx

@@ -0,0 +1,11 @@
+import { useEffect } from '@node_modules/preact/hooks';
+
+export const useBeforeUnload = (): void => {
+  useEffect(() => {
+    window.onbeforeunload = () => true;
+
+    return () => {
+      window.onbeforeunload = null;
+    };
+  }, []);
+};