Publication fix delete publication when there is only one element

src/app/pages/publications/view-publications/view-publications.page.ts

@@ -122,6 +122,7 @@ export class ViewPublicationsPage implements OnInit {
       if(error.status == '404'){
         this.error = 'Sem publicações disponíveis!';
         this.publicationList= [];
+        this.publicationListStorage.add(folderId, this.publicationList)
       }
 
       this.showLoader = false;

src/app/shared/publication/view-publications/view-publications.page.ts

@@ -113,7 +113,8 @@ export class ViewPublicationsPage implements OnInit {
     (error)=>{
       if(error.status == '404') {
         this.error = 'Sem publicações disponíveis!';
-        // this.publicationList = null;
+        this.publicationList= [];
+        this.publicationListStorage.add(folderId, this.publicationList)
       }
 
       this.showLoader = false;

src/app/store/publication-list.service.ts

@@ -31,7 +31,7 @@ export class PublicationListService {
     return this._document[folderId]
   }
 
-  add(folderId, document) {
+  add(folderId, document = []) {
     this._document[folderId] = document
 
     setTimeout(()=> {