static S botAutoHelp() {
  new L<S> cmds;
  L<S> tok = javaTokMe();
  for (S pat : toLinesFullTrim([[
    startsWithWord(s, <quoted>,
    eq(s, <quoted>)
  ]]))
    for (int i : jfindAll(tok, pat))
      cmds.add(trim(unquote(tok.get(i+8))));
  ret "Commands: " + join(" ", cmds);
}