performance: defer clipboard because xsel and pbcopy can be slow

Author: dean-song-epic

lua/options.lua

@@ -15,10 +15,10 @@ vim.opt.mouse = 'a'
 -- Don't show the mode, since it's already in the status line
 vim.opt.showmode = false
 
--- Sync clipboard between OS and Neovim.
---  Remove this option if you want your OS clipboard to remain independent.
---  See `:help 'clipboard'`
-vim.opt.clipboard = 'unnamedplus'
+--  Schedule the setting after `UiEnter` because it can increase startup-time.
+vim.schedule(function()
+  vim.opt.clipboard = 'unnamedplus'
+end)
 
 -- Enable break indent
 vim.opt.breakindent = true