feat: scope cleanup to app when specified

This will require changes in community plugins to properly add the specified labels to intermediate containers.

Closes #3515

plugins/apps/functions

@@ -42,6 +42,7 @@ apps_destroy() {
   plugn trigger scheduler-stop "$DOKKU_SCHEDULER" "$APP" "$REMOVE_CONTAINERS"
   plugn trigger scheduler-post-delete "$DOKKU_SCHEDULER" "$APP" "$IMAGE_TAG"
   plugn trigger post-delete "$APP" "$IMAGE_TAG"
+  docker_cleanup "$APP" "true"
 }
 
 apps_exists() {

plugins/apps/subcommands/rename

@@ -30,6 +30,7 @@ apps_rename_cmd() {
   [[ -f "$DOKKU_ROOT/$NEW_APP/hooks/pre-receive" ]] && sed -i -e "s/git-hook $OLD_APP/git-hook $NEW_APP/g" "$DOKKU_ROOT/$NEW_APP/hooks/pre-receive"
   ps_rebuild "$NEW_APP"
   plugn trigger post-app-rename "$OLD_APP" "$NEW_APP"
+  docker_cleanup "$OLD_APP" "true"
   echo "Renaming $OLD_APP to $NEW_APP... done"
 }