Upload test logs for debugging CI failures (#858)

The CI often fails with cryptic errors that would be much easier to
debug if the logs from Factorio was provided.  Upload the cluster log
that was written during the tests which includes Factorio logs so that
these can be inspected after a test failure.

.github/workflows/node.js.yml

@@ -40,6 +40,12 @@ jobs:
       with:
         files: ./coverage/lcov.info
         token: ${{ secrets.CODECOV_TOKEN }}
+    - name: Upload test logs for debugging
+      if: ${{ !cancelled() }}
+      uses: actions/upload-artifact@v4
+      with:
+        name: logs-${{ matrix.node-version }}-${{ matrix.factorio-version }}
+        path: temp/test/logs
 
   lint:
     runs-on: ubuntu-latest