Bootloader repair

-- Clear the screen and set up colors
term.clear()
term.setBackgroundColor(colors.black)
term.setTextColor(colors.white)
term.clear()

-- Define the width and height of the screen
local width, height = term.getSize()

-- Helper function to center text on the screen
local function centerText(y, text, textColor)
    local x = math.floor((width - #text) / 2)
    term.setCursorPos(x, y)
    term.setTextColor(textColor)
    term.write(text)
end

-- Define the dog ASCII art with white color and @ for eyes
local dogArt = {
    "     |\\_/|                  ",
    "     | @ @                  ",
    "     |   <>              _   ",
    "     |  _/\\------____ ((| |))",
    "     |               `--' |  ",
    " _____|_       ___|   |___.  ",
    "/_/_____/____/_______|       "
}

local startLine = math.floor((height - #dogArt) / 2) - 2

-- Display the dog ASCII art with white color
term.setTextColor(colors.white)
for i, line in ipairs(dogArt) do
    centerText(startLine + i, line, colors.white)
end

-- Display the "Repairing System Bootloader..." message in white
centerText(startLine + #dogArt + 2, "Repairing System Bootloader...", colors.white)

-- Wait for 10 seconds to simulate the repair process
sleep(10)

-- Delete existing startup and no-os files
fs.delete("/startup")
fs.delete("/no-os")

-- Copy the recovery files to the root directory
fs.copy("/recovery/boot/error", "/startup")
fs.copy("/recovery/bootloader/no-os.lua", "/no-os")

-- Display the "Repair Completed. Rebooting..." message in white
centerText(startLine + #dogArt + 4, "Repair Completed. Rebooting...", colors.white)

-- Wait for 3 seconds before rebooting
sleep(3)

-- Reboot the system
os.reboot()