Enable CI for windows

Author: kiendang

.github/workflows/ci.yml

@@ -13,9 +13,9 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest]
+        os: [ubuntu-latest, windows-latest]
         jdk: [8]
-        python: [3.7, 3.8, 3.9]
+        python: [3.8, 3.9, "3.10"]
     steps:
       - uses: actions/checkout@master
       - uses: coursier/cache-action@v6.3
@@ -28,7 +28,7 @@ jobs:
         with:
           python-version: ${{ matrix.python }}
       - name: Test
-        run: sbtn +test
+        run: sbt +test
         shell: bash
   publish:
     runs-on: ubuntu-20.04