Move from vim script to lua init file

lua/plugins.lua

@@ -0,0 +1,16 @@
+return require('packer').startup(function()
+
+  -- Packer can manage itself as an optional plugin
+  use {'wbthomason/packer.nvim', opt = true}
+  use {'neovim/nvim-lspconfig'}
+  use {'nvim-treesitter/nvim-treesitter'}
+  use {
+      'nvim-telescope/telescope.nvim',
+      requires = {{'nvim-lua/popup.nvim'}, {'nvim-lua/plenary.nvim'}}
+  }
+  use {'sainnhe/gruvbox-material'}
+  use {'lukas-reineke/indent-blankline.nvim'}
+  use {'nvim-lua/plenary.nvim'}
+  use {'lewis6991/gitsigns.nvim'}
+  use {'kosayoda/nvim-lightbulb'}
+end)