added rust workflow for windows and mac

Signed-off-by: Karan Gauswami <[email protected]>

.github/workflows/rust.yml

@@ -11,9 +11,12 @@ env:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        name: [linux, windows, macos]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Run tests
         run: cargo test --verbose -- --nocapture