Create Windows archive with the bash shell

Author: thewtex

.github/workflows/ci.yml

@@ -43,6 +43,7 @@ jobs:
               ctest --output-on-failure
 
         - name: Archive
+          shell: cmd
           run: |
               cd build
               if [[ "${{ runner.os }}" == "Windows" ]]; then
@@ -58,4 +59,4 @@ jobs:
           uses: actions/upload-artifact@v4
           with:
               name: ${{ matrix.os }}-archive
-              path: ./castxml-${{ matrix.os }}.*
+              path: ./castxml-${{ matrix.os }}.*