Move expand button from separate bar to SearchBar area

app/components/navigation/SubNavigation.vue

@@ -1,15 +1,6 @@
 <template>
   <nav v-if="items.length > 0" class="sticky top-16 z-30 bg-base-100 border-b border-base-300">
     <div class="flex items-center gap-1 py-2 px-4 lg:px-6 overflow-x-auto">
-      <!-- Collapse button (chevron up) -->
-      <button
-        v-if="showCollapseButton"
-        class="btn btn-ghost btn-xs btn-circle mr-1 flex-shrink-0"
-        @click="emit('collapse')"
-      >
-        <Icon name="lucide:chevron-up" size="16" />
-      </button>
-
       <NuxtLink
         v-for="item in items"
         :key="item.path"
@@ -26,11 +17,6 @@
 <script setup lang="ts">
 const props = defineProps<{
   section: 'catalog' | 'orders' | 'seller' | 'settings'
-  showCollapseButton?: boolean
-}>()
-
-const emit = defineEmits<{
-  collapse: []
 }>()
 
 const localePath = useLocalePath()