building system finished

objects/UI/inventory/build/structure_slot.gd

objects/UI/inventory/hotbar/hotbar_container.gd

objects/characters/grovekeeper.tscn

objects/resources/item/1_apple.tres

objects/resources/item/1_seed_apple.tres

objects/resources/item/1_wood.tres

objects/resources/item/2_axe.tres

rooms/world.tscn

scripts/build/build_controller.gd

scripts/build/build_data_res.gd

scripts/build/build_data_res.tres

scripts/inventory/inventory_data_res.gd

scripts/inventory/player_inventory_data.tres

scripts/resources/structure_res.gd