code: function usage() {
          console.log("Audit installed packages and their dependencies to identify known");
          console.log("vulnerabilities.");
          console.log();
          console.log("If a package.json file is specified as an argument, only the dependencies in");
          console.log("the package file will be audited.");
          console.log();
          console.log(colors.bold.yellow("Limitations"));
          console.log();
          console.log("As this program depends on the OSS Index database, network access is");
          console.log("required. Connection problems with OSS Index will result in an exception.");
          console.log();
          console.log("The vulnerabilities do not always indicate all (or any) of the affected");
          console.log("versions it is best to read the vulnerability text itself to determine");
          console.log("whether any particular version is known to be vulnerable.");
  }
docs: Help text
  
  @returns