digraph pipeline {
        developer [shape="circle" label="developer"];
        commit [shape="rect" label="Commit stage"];
        acceptance [shape="rect" label="Acceptance stage"];
        artifacts [shape="cylinder" label="Artifact store"];
        testenv [shape="folder" label="A test environment"];
        production [shape="folder" label="Production environment"];

        developer -> commit;
        commit -> artifacts;
        
        commit -> acceptance;
        acceptance -> testenv;
        artifacts -> testenv;

        acceptance -> production;
        artifacts -> production;
}