ci: add Rust toolchain to test workflow\n\n- Install Rust toolchain with x86_64-unknown-linux-gnu target\n- Add cargo caching to speed up builds

Author: kevinmichaelchen

.github/workflows/test.yml

@@ -47,6 +47,22 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: x86_64-unknown-linux-gnu
+
+      - name: Cache cargo
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            .cargo-cache
+            target/
+          key: cargo-test-${{ runner.os }}-${{ matrix.node-version }}
+
       - name: Build native module
         run: npx @napi-rs/cli build --target x86_64-unknown-linux-gnu