Fix

.github/workflows/build-reusable.yml

@@ -79,19 +79,22 @@ jobs:
           CovResultsPath: "${{ runner.temp }}\\cov_results\\cov.xml"
           TestResultsPath: "${{ runner.temp }}\\results"
       # Note: Need to move coverage file due to ongoing bugs with finding coverage files names differently than
-      # tool defaults and put under folders away from working directory
+      # tool defaults and put under folders away from working directory in codecov v4
+      # code based on https://devblogs.microsoft.com/powershell-community/determine-if-a-folder-exists/
       - name: Move coverage file for upload
         if: success() || failure()
-        run: Move-Item -Path ${{ runner.temp }}\cov_results\cov.xml -Destination ${{ github.workspace }}\TestResults\coverage.xml
+        run: |-
+          $dest = ${{ github.workspace }}\TestResults
+          if (-Not (Test-Path -Path $dest)) {
+            New-Item -ItemType "directory" -Path $dest
+          }
+          Move-Item -Path ${{ runner.temp }}\cov_results\cov.xml -Destination $dest\coverage.xml
         shell: pwsh
       - name: Upload Coverage
         if: success() || failure()
         uses: codecov/codecov-action@v4
         with:
-          # Hard copy from step above due to https://github.com/actions/runner/issues/2204
-          # In principle we could also omit directory and files due to the note above
-          directory: ${{ github.workspace }}/TestResults
-          files: coverage.xml
+          # Relying on built-in search logic due to note above
           fail_ci_if_error: true
           verbose: true
           token: ${{ secrets.CODECOV_TOKEN }}