anchor.diff:  const baseLinePath = 'tool/baseline/pana.json';
   
   main() async {
  -  print('reading baseline...');
  +  print('Reading baseline...');
     var contents = new File(baseLinePath).readAsStringSync();
     var baseline = jsonDecode(contents)['scores'];
     print(baseline);
   
  -  print('installing pana...');
  +  print('Installing pana...');
     var activate = await Process.run('pub', ['global', 'activate', 'pana']);
     expectOk(activate);
     print(activate.stdout);
   
  -  print('running pana...');
  +  print('Running pana...');
     var output = await Process.run('pub', [
       'global',
       'run',
  
positive.code:         'maintenance dropped from $baselineMaintenance to $currentMaintenance';
    }
    if (failureReport.isNotEmpty) {
      print('baseline check failed: $failureReport');
      exit(13);
    }
    print('baseline check passed ✅');
  
    if (currentHealth != baselineHealth ||
        currentMaintenance != baselineMaintenance) {
  
negative.code:   print(output.stdout);
  
    var panaJson = jsonDecode(output.stdout);
    var health = panaJson['health'];
    print(health);
    var scores = panaJson['scores'];
  