added indent lines for nvim

lua/plugins/ibl.lua

@@ -0,0 +1,2 @@
+require('ibl').setup()
+return {}

lua/plugins/init.lua

@@ -32,4 +32,9 @@ return {
         dependencies = 'nvim-treesitter/nvim-treesitter',
         config = true,
     },
+    {
+        'lukas-reineke/indent-blankline.nvim',
+        main = 'ibl',
+        opts = {},
+    },
 }