navigation.txt

os.loadAPI("tillapi")
tillapi.homePositionDialog()
tillapi.offsetGoTo(0,0,0)
for i=1,16 do
    turtle.select(i)
    turtle.dropDown(64)
end
tillapi.craftRefuel()

while true do
  os.pullEvent("redstone")
  if redstone.getInput("right")==true then
    shell.run("craft.txt")
  end
end