improving startup time by using lazy loading or filetype loading

lua/custom/plugins/which-key.lua

@@ -1,13 +1,18 @@
 return {
-  "folke/which-key.nvim",
-  event = "VeryLazy",
-  init = function()
-    vim.o.timeout = true
-    vim.o.timeoutlen = 300
-  end,
+  'folke/which-key.nvim',
+  event = 'VimEnter',
   opts = {
-    -- your configuration comes here
-    -- or leave it empty to use the default settings
-    -- refer to the configuration section below
-  }
+    plugins = {
+      marks = true,
+      registers = true,
+      spelling = {
+        enabled = true,
+        suggestions = 20,
+      },
+    },
+    windows = {
+      border = 'single',
+    },
+  },
 }
+