example impl of hotbar items

example huskyui 0.5.0.java

RunnableAction testAction = new RunnableAction(registry, ActionType.NONE,"");
testAction.setRunnable(context -> {
    StateContainer container = new StateContainer();
    Page testPage = Page.builder()
            .setTitle(Text.of("WOAH"))
            .build("testpage");
    container.setInitialState(testPage);
    container.launchFor(context.getObserver());
});
ActionableElement testElement = new ActionableElement(
                                    testAction,
                                    ItemStack.builder()
                                            .itemType(ItemTypes.COMPASS)
                                            .add(Keys.DISPLAY_NAME, Text.of("hub compass thing"))
                                            .build());

registry.registerAutoElement(4,testElement); //places compass element in middle of hotbar