kickstart.nvim/lua/killtheliterate/plugins/indent_line.lua

return {
  'lukas-reineke/indent-blankline.nvim',
  main = 'ibl',
  opts = {
    debounce = 100,
    indent = { char = '┊' },
    whitespace = { highlight = { 'Whitespace', 'NonText' } },
  },
}