restructured the tutorial

Author: dixyushi

JumpTheQueue/files/conclusion.md

@@ -0,0 +1,3 @@
+You have successfully created a Jump the Queue application. You can now proceed with development of another sample application.
+
+For more information related to Jump The Queue sample application visit on https://github.com/devonfw/jump-the-queue/wiki 

JumpTheQueue/index.asciidoc

@@ -56,10 +56,8 @@ changeFile("jump-the-queue/angular/src/environments/environment.ts", {"content":
 runClientNg("jump-the-queue/angular", { "startupTime": 200, "port": 4200, "path": "" })
 --
 Now the Angular Frontend Server should be running.
-
-== Conclusion
-You have successfully created a Jump the Queue application. You can now proceed with development of another sample application.
-
-For more information related to Jump The Queue sample application visit on https://github.com/devonfw/jump-the-queue/wiki .
 ====
-
+[step]
+--
+nextKatacodaStep("Conclusion", [{ "file": "files/conclusion.md" }])
+--