-- turtle_listener.lua
local modemSide = "left" -- change if needed
rednet.open(modemSide)

print("Turtle ready and listening...")

while true do
  local id, message = rednet.receive()
  if message == "forward" then
    turtle.forward()
  elseif message == "back" then
    turtle.back()
  elseif message == "left" then
    turtle.turnLeft()
  elseif message == "right" then
    turtle.turnRight()
  elseif message == "dig" then
    turtle.dig()
  end
end