update

lua/plugins/util.lua

@@ -139,4 +139,21 @@ return {
             has_line_number = true,
         },
     },
+
+    -- buffer manager
+    {
+        'serhez/bento.nvim',
+        config = function()
+            require('bento').setup({
+                ordering_metric = 'edit',
+                ui = {
+                    mode = 'floating',
+                    floating = {
+                        position = 'middle-right',
+                        minimal_menu = 'full',
+                    },
+                },
+            })
+        end,
+    },
 }