anchor.diff: -{ black
  +{ actionlint
  +, black
   , buildToolbox
   , checkedShellScript
   , git
  
positive.code: 
          echo "Linting bash scripts..."
          ${shellcheck}/bin/shellcheck test/with_tmp_db
        '';
  
  in
  
negative.code:     checkedShellScript
        {
          name = "postgrest-lint";
          docs = "Lint all Haskell files, bash scripts and github workflows.";
          inRootDir = true;
        }
        ''
  