perf: refactor startup time

lua/rua/plugins/colorscheme.lua

@@ -1,10 +1,11 @@
 local init_lackluster_icons = function()
-  local lackluster = require("lackluster")
+  -- local lackluster = require("lackluster")
   require("nvim-web-devicons").setup({
     color_icons = false,
     override = {
       ["default_icon"] = {
-        color = lackluster.color.gray4,
+        -- color = lackluster.color.gray4,
+        color = "#444444",
         name = "Default",
       },
     },

lua/rua/plugins/lang/markdown.lua

@@ -20,7 +20,7 @@ return {
   },
   {
     "OXY2DEV/markview.nvim",
-    lazy = false,
+    ft = "markdown",
   },
   -- {
   --   "MeanderingProgrammer/render-markdown.nvim",

lua/rua/plugins/oil.lua

@@ -11,7 +11,8 @@ return {
     },
   },
   cmd = { "Oil" },
-  lazy = false,
+  -- lazy = false,
+  event = "VimEnter",
   dependencies = { "nvim-tree/nvim-web-devicons" },
   config = function()
     require("oil").setup({