pipeline cleanup

.gitlab-ci.yml

@@ -600,7 +600,8 @@ nightly_delete_build_machines:
   rules:
     - if: $IS_NIGHTLY == "true"
 
-# If any steps fail this will run the build machine tear down scripts
+# If any steps fail this will run the build machine tear down scripts. Each is gated to the
+# pipeline that creates its build machine; a failed test pipeline has nothing to tear down.
 
 stable_failed_pipeline_actions:
   stage: failed
@@ -611,7 +612,9 @@ stable_failed_pipeline_actions:
   script:
     - uv --directory scripts/cicd-python sync
     - uv --directory scripts/cicd-python run veilid_release_utils.py --delete-build-machine
-  when: on_failure
+  rules:
+    - if: '$CI_COMMIT_TAG =~ /v\d.+/'
+      when: on_failure
 
 nightly_failed_pipeline_actions:
   stage: failed
@@ -622,4 +625,6 @@ nightly_failed_pipeline_actions:
   script:
     - uv --directory scripts/cicd-python sync
     - uv --directory scripts/cicd-python run veilid_release_utils.py --delete-build-machine
-  when: on_failure
+  rules:
+    - if: $IS_NIGHTLY == "true"
+      when: on_failure