nvim-lua.kickstart.nvim/lua/custom/plugins/go.lua

return {
  'ray-x/go.nvim',
  requires = {
    'ray-x/guihua.lua'
  },
  config = function()
    require("go").setup()
    local format_sync_grp = vim.api.nvim_create_augroup("GoImport", {})
    vim.api.nvim_create_autocmd("BufWritePre", {
      pattern = "*.go",
      callback = function()
        require('go.format').goimport()
      end,
      group = format_sync_grp,
    })
  end,
  event = { 'CmdlineEnter' },
  ft = { 'go', 'gomod' },
  build = ':lua require("go.install").update_all_sync()',
}