Fixed sidebar problems (#226)

Co-authored-by: widlam <mikolaj.widla@gmail.com>
Reviewed-on: #226
Reviewed-by: Adam Bem <bema@noreply.example.com>
Co-authored-by: Mikolaj Widla <widlam@noreply.example.com>
Co-committed-by: Mikolaj Widla <widlam@noreply.example.com>

Frontend/src/components/sidebar/SidebarComponent.vue

@@ -1,4 +1,4 @@
-<script setup>
+<script setup lang="ts">
 import { ref , onMounted } from 'vue'
 import SidebarToolLinkComponent from './SidebarToolLinkComponent.vue';
 import SidebarMenuElementComponent from './SidebarMenuElementComponent.vue';

Frontend/src/components/sidebar/SidebarMenuElementComponent.vue

@@ -1,4 +1,4 @@
-<script setup>
+<script setup lang="ts">
 import { ref } from 'vue'
 const hiddenOrActive = ref('hidden');
 

Frontend/src/components/sidebar/SidebarToolLinkComponent.vue

@@ -1,4 +1,4 @@
-<script setup>
+<script setup lang="ts">
 import { RouterLink } from 'vue-router';
 const props = defineProps(
     {

Frontend/src/components/xml/XmlInputFieldComponent.vue

@@ -1,4 +1,4 @@
-<script setup>
+<script setup lang="ts">
 
 const props = defineProps(
     {