added bufferline and removed tabby

lua/custom/plugins/bufferline.lua

@@ -0,0 +1,34 @@
+local M = {
+  'akinsho/bufferline.nvim',
+  version = '*',
+  dependencies = 'nvim-tree/nvim-web-devicons',
+}
+
+function M.config()
+  local bufferLine = require 'bufferline'
+  bufferLine.setup {
+    options = {
+      mode = 'buffers',
+      style_preset = bufferLine.style_preset.default,
+      themable = true,
+      numbers = 'ordinal',
+      close_command = 'bdelete! %d', -- can be a string | function, | false see "Mouse actions"
+      right_mouse_command = 'bdelete! %d', -- can be a string | function | false, see "Mouse actions"
+      left_mouse_command = 'buffer %d', -- can be a string | function, | false see "Mouse actions"
+      middle_mouse_command = nil, -- can be a string | function, | false see "Mouse actions"
+      indicator = {
+        icon = '▎', -- this should be omitted if indicator style is not 'icon'
+        style = 'icon',
+      },
+      buffer_close_icon = '󰅖',
+      modified_icon = '●',
+      close_icon = '',
+      left_trunc_marker = '',
+      right_trunc_marker = '',
+      show_close_icon = true,
+      show_tab_indicators = true,
+    },
+  }
+end
+
+return M