Test that cargo-zigbuild works in CI

Author: ohadravid

.github/workflows/ci.yml

@@ -40,3 +40,14 @@ jobs:
           rustup target add aarch64-apple-ios
           cross build --target aarch64-apple-ios
         if: matrix.os == 'macos-latest'
+
+      - name: setup zig for cargo-zigbuild (on macOS)
+        uses: mlugg/setup-zig@v1
+        if: matrix.os == 'macos-latest'
+
+      - name: run cargo-zigbuild for Linux (on macOS)
+        run: |
+          cargo install --locked cargo-zigbuild
+          rustup target add aarch64-unknown-linux-gnu
+          cargo zigbuild --target aarch64-unknown-linux-gnu
+        if: matrix.os == 'macos-latest'