test github ci

.github/workflows/build_libs.yml

@@ -13,6 +13,8 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
       - uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: "expander_compiler -> expander_compiler/target"
       - name: Build
         run: cargo build --release --manifest-path=expander_compiler/ec_go_lib/Cargo.toml
       - name: Push built libs to another branch
@@ -29,4 +31,4 @@ jobs:
           cp output/libec_go_lib.a go_libs/lib/
           git add go_libs/lib/libec_go_lib.a
           git commit -m "Add built libs"
-          git push -f origin rust-built-libs
+          git push -f --set-upstream origin rust-built-libs