add search

src/components/Nav.astro

@@ -1,4 +1,5 @@
 ---
+import SearchIcon from '~icons/ion/search-outline'
 const { pathname } = Astro.url
 
 const routes = [
@@ -14,11 +15,11 @@ const routes = [
     <h1 class:list={{ active: pathname === '/' }}>NB</h1>
   </a>
   <ul>
-    <!-- <li>
+    <li>
       <a href="/search">
-        <Icon icon="search-outline" />
+        <SearchIcon />
       </a>
-    </li> -->
+    </li>
     {
       routes.map(({ href, name }) => (
         <li>