restructure

src/shared/navigation.tsx

@@ -26,14 +26,14 @@ export default function Navigation() {
         </div>
         <div className="flex flex-col text-zinc-400">
           <ActiveLink
-            href="/app/radar"
+            href="/app/today"
             className="flex h-8 items-center gap-2.5 rounded-md px-2.5 text-[13px] font-semibold hover:text-zinc-200"
             activeClassName=""
           >
             <span className="inline-flex h-5 w-5 items-center justify-center rounded bg-zinc-900">
               <WorldIcon width={12} height={12} className="text-zinc-200" />
             </span>
-            <span>Radar</span>
+            <span>Today</span>
           </ActiveLink>
           <ActiveLink
             href="/app/threads"