Merge pull request 'Remove dangling containers after failed execution' (#28) from remove-dangling-containers into main

Reviewed-on: #28

.github/workflows/tests.yml

@@ -35,3 +35,6 @@ jobs:
         env:
           RAILS_ENV: test
           DATABASE_URL: postgres://postgres:postgres@postgres:5432/postgres
+      - name: Clean up containers generated by this flow
+        if: failure()
+        run: docker ps --filter network=$JOB_CONTAINER_NAME-$GITHUB_JOB-network --filter name=$JOB_CONTAINER_NAME-* --format "{{.ID}}" | xargs docker rm -f