return {
  'kevinhwang91/nvim-ufo',
  dependencies = {
    'kevinhwang91/promise-async',
  },
  config = function()
    vim.wo.foldcolumn = '1'
    vim.wo.foldlevel = 99 -- feel free to decrease the value
    vim.wo.foldenable = true

    -- tell the sever the capability of foldingRange
    local capabilities = vim.lsp.protocol.make_client_capabilities()
    capabilities.textDocument.foldingRange = {
        dynamicRegistration = false,
        lineFoldingOnly = true
    }
  end
}