See if this fixes broken frontend coverage actions/upload & download

.github/workflows/ci.yml

@@ -255,7 +255,7 @@ jobs:
         if: always()
         uses: actions/upload-artifact@v4
         with:
-          name: playwright-report
+          name: playwright-report-${{ matrix.shard-index }}
           path: src-ui/playwright-report
           retention-days: 7
 
@@ -269,10 +269,18 @@ jobs:
       -
         uses: actions/checkout@v4
       -
-        name: Download frontend coverage
+        name: Download frontend jest coverage
         uses: actions/download-artifact@v4
         with:
           path: src-ui/coverage/
+          pattern: jest-coverage-report-*
+      -
+        name: Download frontend playwright coverage
+        uses: actions/download-artifact@v4
+        with:
+          path: src-ui/coverage/
+          pattern: playwright-report-*
+          merge-multiple: true
       -
         name: Upload frontend coverage to Codecov
         uses: codecov/codecov-action@v3