ci: run tests on macos as well

Author: danielroe

.github/workflows/ci.yml

@@ -36,7 +36,7 @@ jobs:
   ci:
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest]
+        os: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4