vim.diagnostic.config({
  virtual_text = false,
  signs = true,
  underline = true,
  update_in_insert = true,
  severity_sort = false,
})

-- hover for diagnostic
vim.opt.updatetime = 250
vim.cmd [[autocmd! CursorHold,CursorHoldI * lua vim.diagnostic.open_float(bor, {focus=false, border='rounded'})]]