class Main {
    public static void registerExpansion() {
        final Expansion expansion = Expansion.builder("my-expansion")
                .filter(Player.class)
                .audiencePlaceholder("name", (audience, ctx, queue) -> {
                    final Player player = (player) audience;
                    return Tag.selfClosingInserting(player.getName());
                })
                .globalPlaceholder("tps", (ctx, queue) ->
                    Tag.selfClosingInserting(Component.text(Bukkit.getTps()[0]))
                ).build;
        
        expansion.register();
        
        Player player;
        final TagResolver playerResolver = MiniPlaceholders.getAudiencePlaceholders(player);
        player.sendMessage(miniMessage().deserialize("Player Name: <my-expansion_name>", playerResolver));
    }
}