Disable header auto hide in app

public/persona.js

@@ -39,6 +39,12 @@ $(document).ready(function () {
 			return;
 		}
 
+		// Donot hide header menu in mobile app
+		const headerEl = document.getElementById('header-menu');
+		if (headerEl.classList.contains('ignore-hide')) {
+			return;
+		}
+
 		require(['hooks', 'storage'], (hooks, Storage) => {
 			let preference = ['xs', 'sm'];