feat(nvim): added reactive plugin for mode coloring

config/nvim/lua/plugins/extras/ui/reactive.lua

@@ -0,0 +1,8 @@
+return {
+  "rasulomaroff/reactive.nvim",
+  event = "VeryLazy",
+  opts = {},
+  keys = {
+    { "<leader>uM", "<cmd>ReactiveToggle<cr>", desc = "Mode Lines" },
+  },
+}