fix: correct $route naming and aria-expanded type in DashboardLayout

- Rename \$route → route (no \$ prefix in script setup, that's Options API)
- Use string 'true'/'false' for aria-expanded (ARIA spec requires string)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

resources/js/views/dashboard/DashboardLayout.vue

@@ -19,7 +19,7 @@
                         <button
                             @click="dropdownOpen = !dropdownOpen"
                             class="w-9 h-9 rounded-full bg-[#bb5b3e] flex items-center justify-center text-white text-sm font-black hover:bg-[#a34a31] transition-colors"
-                            :aria-expanded="dropdownOpen"
+                            :aria-expanded="dropdownOpen ? 'true' : 'false'"
                             aria-haspopup="true"
                         >
                             {{ userInitials }}
@@ -97,7 +97,7 @@ import { RouterLink, RouterView, useRoute, useRouter } from 'vue-router'
 import { useAuth } from '../../composables/useAuth.js'
 
 const { user, logout } = useAuth()
-const $route = useRoute()
+const route = useRoute()
 const router = useRouter()
 
 const dropdownOpen = ref(false)
@@ -137,9 +137,9 @@ async function handleLogout() {
 
 function isActive(to) {
     if (to === '/dashboard') {
-        return $route.path === '/dashboard'
+        return route.path === '/dashboard'
     }
-    return $route.path.startsWith(to)
+    return route.path.startsWith(to)
 }
 
 const navItems = [