use bufferline for tabs

lua/plugins/bufferline.lua

@@ -0,0 +1,11 @@
+return {
+  'akinsho/bufferline.nvim',
+  version = '*',
+  dependencies = 'nvim-tree/nvim-web-devicons',
+  opts = {
+    options = {
+      mode = 'tabs',
+      separator_style = 'slant',
+    },
+  },
+}

lua/plugins/lualine.lua

@@ -56,24 +56,6 @@ return {
           },
         },
       },
-      tabline = {
-        lualine_a = {},
-        lualine_b = {},
-        lualine_c = {
-          {
-            'tabs',
-            mode = 2,
-            tabs_color = {
-              -- Same values as the general color option can be used here.
-              active = { bg = 'orange', fg = 'black' },
-              inactive = { bg = 'grey', fg = 'black' },
-            },
-          },
-        },
-        lualine_x = {},
-        lualine_y = {},
-        lualine_z = {},
-      },
     })
   end,
   enabled = true,