Created convention file for frontend and adjusted current project files (#277)

Reviewed-on: #277
Reviewed-by: Mikolaj Widla <widlam@noreply.example.com>
Co-authored-by: Adam Bem <adam.bem@zoho.eu>
Co-committed-by: Adam Bem <adam.bem@zoho.eu>

Frontend/src/components/xml/XmlTabbedInputComponent.vue

@@ -17,6 +17,8 @@ const emit = defineEmits(['update:modelValue'])
 
 const newTabId = ref(0);
 const activeTabId = ref(0);
+const data = ref('')
+const inputFile = ref()
 
 const tabs = ref(new Array<TabData>);
 tabs.value.push({
@@ -25,10 +27,6 @@ tabs.value.push({
     data: "",
 })
 
-const data = ref('')
-const inputFile = ref()
-
-
 function sendValue() {
     emit('update:modelValue', tabs.value);
 }