add yank highlight from raymon-roos

.config/nvim/lua/core/autocmds.lua

@@ -1,7 +1,23 @@
-vim.api.nvim_create_autocmd("FileType", {
+local autocmd = vim.api.nvim_create_autocmd
-   pattern = "markdown",
+local augroup = vim.api.nvim_create_augroup
+
+--  ──────────────────[ set options for markdown files ]───────────────
+autocmd('FileType', {
+  pattern = 'markdown',
   callback = function()
     vim.opt_local.textwidth = 80
     vim.opt_local.spell = true
   end,
 })
+
+-- ┌
+-- │ Highlight on yank
+-- │ from https://github.com/raymon-roos/neovim-config/blob/main/lua/core/autocmds.lua
+-- └
+augroup('YankHighlight', { clear = true })
+autocmd('TextYankPost', {
+  group = 'YankHighlight',
+  callback = function()
+    vim.highlight.on_yank({ higroup = 'IncSearch', timeout = '800' })
+  end,
+})