[MNT-25235] CR fixes

lib/content-services/src/lib/search/components/search-filter-autocomplete-chips/search-filter-autocomplete-chips.component.html

@@ -5,7 +5,7 @@
     [allowOnlyPredefinedValues]="settings.allowOnlyPredefinedValues"
     (inputChanged)="onInputChange($event)"
     [compareOption]="optionComparator"
-    [placeholder]="settings?.label"
+    [placeholder]="settings?.label ?? 'SEARCH.FILTER.ACTIONS.ADD_OPTION'"
     [loading]="loading$"
     (optionsChanged)="onOptionsChange($event)" />
 

lib/content-services/src/lib/search/services/search.service.ts

@@ -83,9 +83,13 @@ export class SearchService {
         const promise = this.searchApi.search(queryBody);
 
         if (shouldEmit) {
-            promise.then((nodePaging) => {
-                this.dataLoaded.next(nodePaging);
-            });
+            promise
+                .then((nodePaging) => {
+                    this.dataLoaded.next(nodePaging);
+                })
+                .catch(() => {
+                    /* error is surfaced to subscribers through the returned Observable */
+                });
         }
 
         return from(promise);