tabline/bufferline: add neo-tree integration (#788)

docs/release-notes/rl-0.8.md

@@ -293,6 +293,7 @@
 - Add lint (luacheck) and formatting (stylua) support for Lua.
 - Add lint (markdownlint-cli2) support for Markdown.
 - Add catppuccin integration for Bufferline, Lspsaga.
+- Add neo-tree integration for Bufferline.
 
 [tebuevd](https://github.com/tebuevd):
 

modules/plugins/tabline/nvim-bufferline/nvim-bufferline.nix

@@ -279,6 +279,12 @@ in {
               highlight = "Directory";
               separator = true;
             }
+            {
+              filetype = "neo-tree";
+              text = "File Explorer";
+              highlight = "Directory";
+              separator = true;
+            }
           ];
           description = "The windows to offset bufferline above, see `:help bufferline-offset`";
         };