styles and treesitter config update

lua/plugins/treesitter.lua

@@ -3,15 +3,19 @@ require('nvim-treesitter.configs').setup {
   auto_install = true,
   highlight = {
     enable = true,
-    additional_vim_regex_highlighting=false,
+    additional_vim_regex_highlighting=true,
   },
   ident = {
       enable = true,
   },
-  rainbow = {
+  incremental_selection = {
     enable = true,
-    extended_mode = false,
-    max_file_lines = nil,
+    keymaps = {
+      init_selection = "gnn", -- set to `false` to disable one of the mappings
+      node_incremental = "grn",
+      scope_incremental = "grc",
+      node_decremental = "grm",
+    },
   }
 }