feat(ci): add rust cache

Author: levydsa

.github/workflows/ci.yml

@@ -19,6 +19,9 @@ jobs:
       - name: Install Rust
         run: rustup update stable && rustup default stable
 
+      - name: Setup caching
+        uses: Swatinem/rust-cache@v2
+
       - name: Install bindgen-cli
         run:
             cargo install bindgen-cli