add top line for buffer switching

init.lua

@@ -10,6 +10,8 @@ end
 require('packer').startup(function(use)
   -- Package manager
   use 'wbthomason/packer.nvim'
+ 
+  use {'akinsho/bufferline.nvim', tag = "v3.*", requires = 'nvim-tree/nvim-web-devicons'}
 
   use { -- LSP Configuration & Plugins
     'neovim/nvim-lspconfig',
@@ -49,7 +51,7 @@ require('packer').startup(function(use)
   use 'nvim-lualine/lualine.nvim' -- Fancier statusline
   use 'lukas-reineke/indent-blankline.nvim' -- Add indentation guides even on blank lines
   use 'numToStr/Comment.nvim' -- "gc" to comment visual regions/lines
-  use 'tpope/vim-sleuth' -- Detect tabstop and shiftwidth automatically
+  --use 'tpope/vim-sleuth' -- Detect tabstop and shiftwidth automatically
 
   -- Fuzzy Finder (files, lsp, etc)
   use { 'nvim-telescope/telescope.nvim', branch = '0.1.x', requires = { 'nvim-lua/plenary.nvim' } }
@@ -482,6 +484,9 @@ local diagconfig = {
   },
 }
 
+vim.opt.termguicolors = true
+require("bufferline").setup{}
+
 vim.diagnostic.config(diagconfig)