Run rust tests on all os

Author: sanders41

.github/workflows/testing.yml

@@ -39,7 +39,11 @@ jobs:
         run: cargo fmt --all -- --check
   test:
     name: Tests
-    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
       - name: Install Rust