feat(frontend): update layout, UI components, stores, and API route

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

frontend/src/lib/components/layout/NavBar.svelte

@@ -131,7 +131,7 @@
 						{#if isLoading}
 							<Skeleton class={`h-4 ${link.width} rounded`} />
 						{:else}
-							<a href={resolve(link.href)} class="font-medium text-gray-800 hover:text-primary"
+							<a href={link.href} class="font-medium text-gray-800 hover:text-primary"
 								>{link.label}</a
 							>
 						{/if}
@@ -208,7 +208,12 @@
 			tabindex="0"
 			aria-label="Close menu"
 			onclick={toggleMenu}
-			onkeydown={(e) => { if (e.key === 'Enter' || e.key === ' ') { e.preventDefault(); toggleMenu(); } }}
+			onkeydown={(e) => {
+				if (e.key === 'Enter' || e.key === ' ') {
+					e.preventDefault();
+					toggleMenu();
+				}
+			}}
 		></div>
 	{/if}
 
@@ -225,7 +230,7 @@
 							<Skeleton class="h-4 w-full rounded" />
 						{:else}
 							<a
-								href={resolve(link.href)}
+								href={link.href}
 								class="block rounded px-3 py-2 text-center text-primary hover:text-gray-800"
 							>
 								{link.label}
@@ -324,7 +329,9 @@
 	.notification-badge {
 		opacity: 1;
 		transform: translateY(0);
-		transition: opacity 0.2s ease, transform 0.2s ease;
+		transition:
+			opacity 0.2s ease,
+			transform 0.2s ease;
 	}
 
 	.open .notification-badge {