Run check on a matrix

Author: orf

.github/workflows/test.yaml

@@ -6,7 +6,10 @@ on:
 jobs:
   test:
     name: test
-    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable