Only include Radler in gcovr output

.gitlab-ci.common.yml

@@ -107,18 +107,29 @@ build-2204:
 
 .test:
   stage: test
+  variables:
+    - GCOVR_BASE_CMD: gcovr -j`nproc` -e 'external/.*' -e '.*/CompilerIdCXX/.*' -e '.*/test/.*' build/
   script:
     - cd build/
     - ctest -j`nproc` --output-on-failure -T test
-  after_script:
-    - gcovr -j`nproc` -e 'external/.*' -e '.*/CompilerIdCXX/.*' -e '.*/test/.*' build/
 
 test-2004:
   extends: .test
   needs: ["versioning","build-2004"]
   image: $BASE_IMAGE_2004
+  after_script:
+    - $GCOVR_BASE_CMD
 
 test-2204:
   extends: .test
   needs: ["versioning","build-2204"]
   image: $BASE_IMAGE_2204
+  after_script:
+    - mkdir coverage
+    - $GCOVR_BASE_CMD --xml coverage.xml --html-details coverage/coverage.html
+    - tar cfz coverage.tar.gz coverage/
+  artifacts:
+    paths:
+      - coverage.tar.gz
+    reports:
+      cobertura: coverage.xml
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