Harden 2FA disable and website icon privacy

webapp/src/lib/website-icon-settings.ts

@@ -0,0 +1,9 @@
+let websiteIconsEnabled = false;
+
+export function setWebsiteIconsEnabled(enabled: boolean): void {
+  websiteIconsEnabled = enabled;
+}
+
+export function areWebsiteIconsEnabled(): boolean {
+  return websiteIconsEnabled;
+}