Added neo-tree highlighting

Signed-off-by: Micah Halter <micah@balena.io>

README.md

@@ -37,6 +37,7 @@ This port of Catppuccin is special because it was the first one and the one that
     -   [WhichKey](https://github.com/folke/which-key.nvim)
     -   [BarBar](https://github.com/romgrk/barbar.nvim)
     -   [NvimTree](https://github.com/kyazdani42/nvim-tree.lua)
+    -   [Neo-tree](https://github.com/nvim-neo-tree/neo-tree.nvim)
     -   [Git Gutter](https://github.com/airblade/vim-gitgutter)
     -   [Fern](https://github.com/lambdalisue/fern.vim)
     -   [Lightline](https://github.com/itchyny/lightline.vim)
@@ -117,6 +118,11 @@ integrations = {
 		show_root = false,
 		transparent_panel = false,
 	},
+	neotree = {
+		enabled = false,
+		show_root = false,
+		transparent_panel = false,
+	},
 	which_key = false,
 	indent_blankline = {
 		enabled = true,
@@ -248,6 +254,17 @@ integration = {
   }
 }
 ```
+-   **Neo-tree:** setting `enabled` to `true` enables this integration:
+
+```lua
+integration = {
+  neotree = {
+    enabled = true,
+    show_root = true, -- makes the root folder not transparent
+	transparent_panel = false, -- make the panel transparent
+  }
+}
+```
 
 ### Extra
 

lua/catppuccin/config.lua

@@ -39,6 +39,11 @@ config.options = {
 			show_root = false,
 			transparent_panel = false,
 		},
+		neotree = {
+			enabled = false,
+			show_root = false,
+			transparent_panel = false,
+		},
 		which_key = false,
 		indent_blankline = {
 			enabled = true,

lua/catppuccin/core/integrations/neotree.lua

@@ -0,0 +1,26 @@
+local M = {}
+
+function M.get(cp)
+	local config = require("catppuccin.config").options
+	local neotree = config.integrations.neotree
+
+	local root_dir_color = cp.pink
+
+	if neotree.show_root then
+		root_dir_color = cp.blue
+	end
+
+	return {
+		NeoTreeDirectoryName = { fg = cp.blue },
+		NeoTreeDirectoryIcon = { fg = cp.blue },
+		NeoTreeNormal = { fg = cp.white, bg = neotree.transparent_panel and "NONE" or cp.black1 },
+		NeoTreeIndentMarker = { fg = cp.gray0 },
+		NeoTreeRootName = { fg = root_dir_color, style = "bold" },
+		NeoTreeSymbolicLinkTarget = { fg = cp.pink },
+		NeoTreeGitModified = { fg = cp.yellow },
+		NeoTreeUntracked = { fg = cp.blue },
+		NeoTreeFileNameOpened = { fg = cp.pink },
+	}
+end
+
+return M