add word highlighting

.config/nvim/lua/plugins/illuminate.lua

@@ -0,0 +1,30 @@
+return {
+   "RRethy/vim-illuminate",
+   lazy = true,
+   opts = {
+      providers = {
+         "lsp",
+         "treesitter",
+         "regex",
+      },
+      delay = 200,
+      filetypes_denylist = {
+         "dashboard",
+         "alpha",
+         "NvimTree",
+         "help",
+         "markdown",
+         "md",
+         "dirbuf",
+         "dirvish",
+         "fugitive",
+      },
+      under_cursor = true,
+      min_count_to_highlight = 1,
+      case_insensitive_regex = false,
+   },
+
+   config = function(_, opts)
+      require("illuminate").configure(opts)
+   end,
+}