use a more generic approach like:
uses: giantswarm/install-binary-action@v2
with:
binary: "terrarium"
version: "1.3.2"
tarball_binary_path: "${binary}"
download_url: "https://github.com/terrarium-tf/cli/releases/download/v${version}/terrarium_${version}_Linux_amd64.tar.gz"
smoke_test: "${binary} --version"