ci: run test suite on windows (#90)

Author: danielroe

.github/workflows/ci.yml

@@ -10,7 +10,10 @@ on:
 
 jobs:
   ci:
-    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
       - run: corepack enable