minetest.register_craft({
  output = 'aether2:skyroot_planks 4',
  recipe = {
    {'aether2:skyroot_logs'},
  }
})

minetest.register_craft({
  output = 'aether2:golden_oak_planks 4',
  recipe = {
    {'aether2:golden_oak_logs'},
  }
})