Set up better pane/buffer navigation

lua/custom/plugins/bufferline.lua

@@ -2,5 +2,22 @@
 return {
   'akinsho/bufferline.nvim',
   enabled = true,
-  opts = {},
+  opts = {
+    options = {
+      mode = 'buffers',
+      themable = true,
+      diagnostics = 'nvim_lsp',
+      offsets = {
+        {
+          filetype = 'neo-tree',
+        },
+      },
+    },
+  },
+  config = function(_, opts)
+    require('bufferline').setup(opts)
+
+    vim.keymap.set('n', '<Tab>', ':BufferLineCycleNext<CR>', { noremap = true, silent = true, desc = 'Move to next buffer' })
+    vim.keymap.set('n', '<S-Tab>', ':BufferLineCyclePrev<CR>', { noremap = true, silent = true, desc = 'Move to previous buffer' })
+  end,
 }