our $nick = "SesseBOT";
our $target = "GMCarlsen"; # FICS username or HTTP to a PGN file.
our $json_output = "/srv/analysis.sesse.net/www/analysis.json";
+our $json_history_dir = "/srv/analysis.sesse.net/www/history/"; # undef for none.
our $engine_cmdline = "./stockfish";
our %engine_config = (