message: aeroterm: Adds --version stub.
diff: @@ -27,6 +27,7 @@ optional<int> loadConfigFromCLI(Config& _config, int _argc, char const* _argv[])
  {
  util::Flags flags;
  flags.defineBool("help", 'h', "Shows this help and quits.");
  + flags.defineBool("version", 'v', "Shows this version and exits.");
  flags.defineString("config", 'c', "PATH", "Specifies path to config file to load from (and save to).", "aeroterm.yml");
  flags.parse(_argc, _argv);
  @@ -41,6 +42,12 @@ optional<int> loadConfigFromCLI(Config& _config, int _argc, char const* _argv[])
  return {EXIT_SUCCESS};
  }
  + if (flags.getBool("version"))
  + {
  + cout << fmt::format("Aero Terminal, version {}.{}.{}", 0, 1, 0) << endl; // TODO: get from CMake
  + return {EXIT_SUCCESS};
  + }
  +
  if (flags.isSet("config"))
  loadConfigFromFile(_config, flags.getString("config"));
  