Adding a lot of plugin

lua/lazy/plugins/which-key.lua

@@ -0,0 +1,21 @@
+function conf ()
+  --- Global options
+  vim.o.timeout = true
+  vim.o.timeoutlen = 300
+
+  --- Override keymap
+  local km = vim.keymap.set
+  km('n', '<C-s>', ':WhichKey<cr>', { desc = "Which-key" })
+  local wk = require("which-key")
+  wk.register({
+  n = {
+    name = "nohl",
+  },
+}, { prefix = "<leader>" })
+end
+
+return {
+  "folke/which-key.nvim",
+  event = "VeryLazy",
+  config = conf,
+}