Add Windows to CI test matrix

Author: benaiad

.github/workflows/ci.yml

@@ -42,7 +42,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-latest]
+        os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable