feat: add search toggle option (fix #509)

src/menus/SimpleSideMenu.vue

@@ -30,7 +30,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
         :avatar="settings.avatar"
       />
       <AppSearch
-        v-if="open"
+        v-if="showSearchForm"
         v-model="search"
       />
       <OpenerButton
@@ -103,6 +103,7 @@ const openerHover = ref(false)
 const alwaysDisplayed = ref(false)
 const displayLogo = ref(false)
 const useAvatarAsLogo = ref(false)
+const showSearchForm = ref(true)
 const search = ref('')
 const apps = ref([])
 const menu = useTemplateRef('menu')
@@ -151,6 +152,7 @@ onMounted(async () => {
   alwaysDisplayed.value = config['always-displayed']
   targetBlankApps.value = config['target-blank-apps']
   forceLightIcon.value = config['force-light-icon']
+  showSearchForm.value = config['show-search-form']
 
   avatar.value = config['avatar']
   logo.value = config['logo']