add cicd4

.gitlab-ci.yml

-variables:
-  RUN_HELLO_WORLD:
-    description: "Variable to trigger the hello-world pipeline"
-    value: ""
-    options:
-      - ""
-      - "true"
-      - "false"
+# variables:
+#   RUN_HELLO_WORLD:
+#     description: "Variable to trigger the hello-world pipeline"
+#     value: ""
+#     options:
+#       - ""
+#       - "true"
+#       - "false"
+
 include:
   - local: pipelines/hello-world.yml
     rules: