Rework post-stackviz to fix uploading

The fetch-javascript-output does not work with the artifact uploading,
it does not create an artifact directory on the server.

Remove use of the role and instead copy the needed bits of
fetch-javascript-content-tarball into the playbook.

Change-Id: I3ed46c1acf023b6d2b323f56ce6bdfe07f70775f

playbooks/javascript/post-stackviz.yaml

@@ -1,5 +1,6 @@
 - hosts: all
-  pre_tasks:
+  tasks:
+
     - name: Rename tarball and move it to a subdir named dist as well
       # TODO(AJaeger): "-new" is for testing
       shell: |
@@ -12,5 +13,33 @@
       tags:
         - skip_ansible_lint
 
-  roles:
-    - fetch-javascript-output
+    - name: Ensure artifacts directory exists
+      file:
+        path: "{{ zuul.executor.work_root }}/artifacts"
+        state: directory
+      delegate_to: localhost
+
+    - name: Collect artifacts
+      synchronize:
+        dest: "{{ zuul.executor.work_root }}/artifacts/"
+        mode: pull
+        src: "{{ zuul_work_dir }}/dist/"
+        verify_host: true
+
+    - name: Find tarball tarball
+      find:
+        file_type: file
+        paths: "{{ zuul_work_dir }}/dist/"
+        patterns: "*.tar.gz"
+      register: result
+
+    - name: Return artifacts to Zuul
+      loop: "{{ result.files }}"
+      zuul_return:
+        data:
+          zuul:
+            artifacts:
+              - name: Javascript content archive
+                url: "artifacts/{{ item.path | basename }}"
+                metadata:
+                  type: javascript_content