refactor: adjust to changes in core definitions

src/app/modules/data/data-icon.pipe.ts

@@ -30,12 +30,13 @@ export class DataIconPipe implements PipeTransform {
   constructor() {
     this.typeIconMap = {
       'academic event': 'school',
+      'assessment': 'document-text',
       'article': 'document',
       'book': 'book',
       'building': 'location',
       'catalog': 'folder',
       'contact point': 'call',
-      'course of studies': 'school',
+      'course of study': 'school',
       'date series': 'calendar',
       'dish': 'restaurant',
       'favorite': 'heart',

src/app/modules/data/data.provider.ts

@@ -29,6 +29,7 @@ import {
   SCThingType,
   SCSaveableThing,
   SCFeedbackRequest,
+  SCFeedbackResponse,
 } from '@openstapps/core';
 import {chunk, fromPairs, toPairs} from 'lodash-es';
 import {environment} from '../../../environments/environment';
@@ -299,7 +300,11 @@ export class DataProvider {
    * @param feedback Feedback message to be sent to the backend
    */
   async sendFeedback(feedback: SCFeedbackRequest) {
-    return this.client.feedback(feedback);
+    return this.client.invokePlugin<SCFeedbackResponse>(
+      'feedback',
+      undefined,
+      feedback,
+    );
   }
 
   /**

src/app/modules/data/elements/offers-in-list.html

@@ -1,5 +1,5 @@
 <div>
-  <h2>
+  <h2 *ngIf="offers[0].prices">
     {{ offers[0].prices.default | currency: 'EUR':'symbol':undefined:'de' }}
   </h2>
   <p *ngIf="offers[0].inPlace">