Allow inspection of containers and all_containers variables

app/controllers/admin/dashboard_controller.rb

@@ -13,5 +13,13 @@ module Admin
         format.json { render(json: dashboard_data) }
       end
     end
+
+    def dump_docker
+      authorize(self)
+      respond_to do |format|
+        format.html { render(json: DockerContainerPool.dump_info) }
+        format.json { render(json: DockerContainerPool.dump_info) }
+      end
+    end
   end
 end