Update windows.yml

Author: m-kuhn

.github/workflows/windows.yml

@@ -59,6 +59,9 @@ jobs:
         run: |
           .\vcpkg\vcpkg.exe install --overlay-ports="${{ github.workspace }}/ports" --triplet=${{ matrix.triplet }} --x-buildtrees-root=C:/vcpkg-build py-pyqt6 py-pyyaml py-numpy
 
+      - uses: m-kuhn/action-tmate@patch-1
+        if: always()
+
       - name: 📑 Upload logs
         uses: actions/upload-artifact@v4
         if: failure()