anchor.diff:    if (sanitize) {
       handler = _sanitizeRequestWrapper(handler);
     }
  -  handler = _redirectToHttpsWrapper(handler);
  +  handler = _httpsWrapper(handler);
     handler = _logRequestWrapper(logger, handler);
     handler = _cspHeaderWrapper(handler);
     handler = _requestContextWrapper(handler);
  
positive.code:   };
  }
  
  shelf.Handler _redirectToHttpsWrapper(shelf.Handler handler) {
    return (shelf.Request request) async {
      if (context.isProductionEnvironment &&
          request.requestedUri.scheme != 'https') {
        final secureUri = request.requestedUri.replace(scheme: 'https');
        return shelf.Response.seeOther(secureUri);
      } else {
        return await handler(request);
      }
    };
  }
  
  
negative.code: import 'handlers.dart';
  import 'markdown.dart';
  import 'utils.dart' show fileAnIssueContent, parseCookieHeader;
  
  const _hstsDuration = Duration(minutes: 15);
  
  Future<void> runHandler(
    Logger logger,
  