fix: more coverage.xml stuff

Author: thomasrockhu

.github/workflows/ci.yml

@@ -15,7 +15,10 @@ jobs:
       - name: Run tests and collect coverage
         run: |
           pytest --cov app
+          mkdir coverage.xml
+          cd coverage.xml
           coverage xml
+          cd ..
       - uses: actions/upload-artifact@v4
         with:
           name: coverage