Try running on Windows in CI

.github/workflows/bld.yml

@@ -136,3 +136,32 @@ jobs:
       - name: Run tests
         run: >-
           ./bld clean download compile test
+
+  build-windows:
+    runs-on: windows-latest
+
+    strategy:
+      matrix:
+        java-version: [ 17, 20 ]
+
+    steps:
+      - name: Configure git line endings
+        run: git config --global core.autocrlf input
+
+      - name: Checkout source repository
+        uses: actions/checkout@v4
+        with:
+          clean: true
+          submodules: 'true'
+          fetch-depth: 0
+
+      - name: Set up JDK ${{ matrix.java-version }}
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'corretto'
+          java-version: ${{ matrix.java-version }}
+          check-latest: true
+
+      - name: Run tests
+        run: >-
+          .\bld.bat clean download compile test