turtle paving program

-- Variables
local length = 1000  -- Tunnel length
local paveBlock = "minecraft:netherrack"  -- Replace with your block of choice
local width = 3  -- Tunnel width (each turtle handles part)

-- Function to place block below
local function pave()
    if turtle.detectDown() == false then
        turtle.select(1)  -- Ensure the first slot has the pave block
        turtle.placeDown()
    end
end

-- Function to dig forward and pave below
local function digAndMove()
    turtle.dig()
    turtle.forward()
    pave()
end

-- Main function
local function digTunnel()
    for i = 1, length do
        digAndMove()
        if i % 125 == 0 then
            print("Reminder: Place portal at this location.")
        end
    end
end

-- Prepare the turtle
local function prepare()
    print("Loading...")
    turtle.select(1)  -- Make sure the correct block is in slot 1
    turtle.refuel()  -- Ensure the turtle has enough fuel
end

-- Start digging
prepare()
digTunnel()
print("Tunnel complete!")