startup.lua

local t = {}

while true do

    term.clear()
    term.setCursorPos(1, 1)
    term.setTextColor(colors.red)
    textutils.slowPrint("RedstoneOS 5.1")
    term.setTextColor(colors.lime)
    textutils.slowPrint("Type -help- to see the commands.")
    write("> ")
    local input = read()
	t[#t + 1] = read()
        if t[#t] == "help" then
            textutils.slowPrint("-help: See all commads.")
            textutils.slowPrint("-files: See all saved files.")
            textutils.slowPrint("-back: Return back to the start.")
            textutils.slowPrint("-clear: Clears the terminal.")
            write("> ")
                elseif t[#t-1] == "help" and t[#t] == "cu" then
                    print("test")
                    sleep(2)
            elseif t[#t] == "files" then
                textutils.slowPrint("test2")
                sleep(1)

    end
end