Dump UI hierarchy in the frontend with a delay

wh2_frontend_UI_dump.lua

core:remove_listener("pj_frontend_ui_dump_real_timer_cb")
core:add_listener(
	"pj_frontend_ui_dump_real_timer_cb",
	"RealTimeTrigger",
	function(context)
			return context.string == "pj_frontend_ui_dump_real_timer"
	end,
	function()
		print_all_uicomponent_children(core:get_ui_root())
	end,
	true
)

real_timer.unregister("pj_frontend_ui_dump_real_timer")
real_timer.register_singleshot("pj_frontend_ui_dump_real_timer", 5000)