Fix app links icon upload

dashboard/src/components/app/Display.vue

@@ -5,6 +5,7 @@ import { FormGroup, TextInput, Button, TagInput } from '@cloudron/pankow';
 import ImagePicker from '../ImagePicker.vue';
 import AppsModel from '../../models/AppsModel.js';
 import { API_ORIGIN } from '../../constants.js';
+import { getDataURLFromFile } from '../../utils.js';
 
 const props = defineProps([ 'app' ]);
 
@@ -19,22 +20,6 @@ const label = ref('');
 const tags = ref([]);
 const iconUrl = ref('');
 
-function getDataURLFromFile(file) {
-  return new Promise((resolve, reject) => {
-    const reader = new FileReader();
-
-    reader.onload = function(event) {
-      resolve(event.target.result);
-    };
-
-    reader.onerror = function(event) {
-      reject(event.target.error);
-    };
-
-    reader.readAsDataURL(file);
-  });
-}
-
 const haveValuesChanged = computed(() => {
   return (label.value !== props.app.label) || tags.value.join() !== props.app.tags.join();
 });