testing push stage when PR is merged

.gitlab-ci.yml

@@ -65,7 +65,7 @@ push dev workflow:
         - docker push marconi.aoc.nrao.edu/workspaces/workflow:$CI_MERGE_REQUEST_SOURCE_BRANCH_NAME
         - docker push marconi.aoc.nrao.edu/workspaces/workflow:dev
     rules:
-        - if: $CI_COMMIT_MESSAGE =~ /\A(?i)Merge/
+        - if: ('$CI_PIPELINE_SOURCE == "merge_request_event"' && $CI_COMMIT_MESSAGE =~ /\A(?i)Merge/)
     # needs: ["build dev workflow"]
 
 push dev capability:
@@ -76,7 +76,7 @@ push dev capability:
         - docker push marconi.aoc.nrao.edu/workspaces/capability:$CI_COMMIT_SHORT_SHA
         - docker push marconi.aoc.nrao.edu/workspaces/capability:$CI_MERGE_REQUEST_SOURCE_BRANCH_NAME
     rules:
-        - if: $CI_COMMIT_MESSAGE =~ /\A(?i)Merge/
+        - if: ('$CI_PIPELINE_SOURCE == "merge_request_event"' && $CI_COMMIT_MESSAGE =~ /\A(?i)Merge/)
     # needs: ["build dev capability"]
 
 # Cleanup