[ACA-1696] contextmenu (#587)

* enbale contextmenu by default

* attach event only when backdrop is set

* outside event for contextmenu

* apply outside event directive

* workaround fro contextmenu event row selection

* remove Output parameter

* update dockerfile

* update docker compose file

src/app/components/files/files.component.html

@@ -27,7 +27,6 @@
                 <adf-document-list #documentList
                     acaDocumentList
                     acaContextActions
-                    [acaContextEnable]="selection.count"
                     [display]="documentDisplayMode$ | async"
                     [sorting]="[ 'modifiedAt', 'desc' ]"
                     selectionMode="multiple"