public static String suggest(String messagePrefix, String suggestion) {
    return messagePrefix + ", perhaps you should " + suggestion;
  }
Helper for creating messages with suggestions.

@param messagePrefix the initial message text
@param suggestion a suggested fix for the problem described by param: messagePrefix
@return the message containing the suggestion
jib-plugins-common/src/main/java/com/google/cloud/tools/jib/plugins/common/HelpfulSuggestions.java