mods.initialinventory.InvHandler.addStartingItem(<checklist:task_book>,0);
mods.initialinventory.InvHandler.addStartingItem(<hardcorequesting:quest_book>,1);
mods.initialinventory.InvHandler.addStartingItem(<enchiridion:book>.withTag({identifier: "Guide_On_How_To_Summon_Harvest_Goddess"}),2);
mods.initialinventory.InvHandler.addStartingItem(<minecraft:bed>,3);