Update .gitlab-ci.yml

.gitlab-ci.yml

 variables:
-  TEST_VAR:
-    description: "example variable"
+
+  VTA_PULUMI_COMMAND:
+    description: "REQUIRED!!! The Pulumi command to run."
     value: ""
     options:
       - ""
-      - "true"
-      - "false"
+      - deploy
+      - update
+      - destroy
+
+  VTA_IS_SG:
+    description: "Select IF you are deploying a security group stack otherwise leave blank"
+    value: "False"
+    options:
+      - "False"
+      - "True"
+
+  VTA_DEPLOY_ENABLED:
+    description: "Enable deployment pipeline"
+    value: "False"
+    options:
+      - "False"
+      - "True"
+
+  VTA_STACK_COUNT:
+    description: "The number of environment stacks to deploy. (Security groups are always 1)"
+
+  VTA_CLASS_NAME:
+    description: "REQUIRED!!! The name of the class the stack is associated with."
+
+  VTA_DEPLOYED_STACK_ID:
+    description: "Use if you are updating/destroying a stack. The ID of the stack to update."
+
 
 
 # Simple .gitlab-ci.yml file (shell executor by default)