layCloudBlocks

function isAtop(blockName)
    local _, b = turtle.inspectDown()
    return b and b.name == blockName
end

while true do
    if turtle.detectDown() and not isAtop("chisel:cloud") then
        local turn = turtle.turnRight
        if isAtop("quark:midori_pillar") then
            turn = turtle.turnLeft
        end

        turn()
        turtle.forward()
        turn()
        turtle.forward()
    end

    turtle.placeDown()
    turtle.forward()

    if turtle.getItemCount() < 1 then
        for i = 1, 16 do
            if turtle.getItemCount(i) > 0 then
                turtle.select(i)
            end
        end
        if turtle.getItemCount() < 1 then
            return
        end
    end
end