Cache helpers like sccache tend to break local act usage, necessitating:

 1      - name: Setup sccache
 2+        if: ${{ !env.ACT }}
 3        uses: mozilla-actions/sccache-action@v0.0.9
 4        with:
 5          version: "v0.10.0"
 6
 7      - name: Setup sccache environnement variables
 8+        if: ${{ !env.ACT }}
 9        run: |
10          echo "SCCACHE_GHA_ENABLED=true" >> $GITHUB_ENV
11          echo "RUSTC_WRAPPER=sccache" >> $GITHUB_ENV
12          echo "CMAKE_C_COMPILER_LAUNCHER=sccache" >> $GITHUB_ENV
13          echo "CMAKE_CXX_COMPILER_LAUNCHER=sccache" >> $GITHUB_ENV