add more ux and ui patches with extra login helper

frontend/src/routes/[fam]/+layout.svelte

@@ -8,6 +8,7 @@
 	import { notices } from '$lib/stores/notices.svelte';
 	import { Sidebar, TopNav, Footer, Chat } from '$lib/components';
 	import { chatIcon } from '$lib/components/icons';
+	import { recordShortcut } from '$lib/shortcut';
 	import type { Session } from '$lib/types';
 
 	let { children, data } = $props();
@@ -97,11 +98,24 @@
 		return map[reason] || 'Access paused.';
 	}
 
-	// Claim toast watcher (admin only)
+		// Claim toast watcher (admin only)
 	let claimToast = $state('');
 	let prevClaimedIds = new Set<string>();
 	let mounted = false;
 
+	// Persist a returning-user shortcut (localStorage) whenever an authenticated
+	// session exists. $effect (not onMount) so it also fires when the session
+	// appears after the layout was already mounted — e.g. a member redeeming
+	// their OTP on /{fam}/join/{username} then landing on /{fam}/{username}.
+	$effect(() => {
+		if (!page.data.session) return;
+		recordShortcut({
+			famSlug: page.params.fam || '',
+			famName: (page.data.fam?.name as string) || page.params.fam || '',
+			userName: page.data.role === 'parent' ? '' : page.params.username || ''
+		});
+	});
+
 	$effect(() => {
 		if (!session || !famStore.initialized) return;
 		const rewards = famStore.rewards;