Download link to t5de.dev in the header

Co-Authored-By: Claude Opus 5.5 <[email protected]>

apps/web/components/header.tsx

@@ -24,6 +24,9 @@ export async function Header() {
           <NavLink href="/catalogs">Catalogs</NavLink>
         </nav>
         <div className="ml-auto flex items-center gap-2 text-sm">
+          <a href="https://t5de.dev/download" className={buttonVariants({ variant: "ghost" })}>
+            Download
+          </a>
           {me ? (
             <ProfileMenu username={me.username} picture={me.picture} console={isModerator(me)} />
           ) : (