add option to show root folder

lua/catppuccino/core/integrations/nvimtree.lua

@@ -1,23 +1,33 @@
 local M = {}
 
 function M.get(cpt)
+	local config = require("catppuccino.config").options
+	local rootFolderColor = cpt.black
+	if
+		config.integrations
+		and config.integrations.nvimtree
+		and type(config.integrations.nvimtree) == "table"
+		and config.integrations.nvimtree.show_root
+	then
+		rootFolderColor = cpt.blue
+	end
 	return {
-        NvimTreeFolderName = {fg = cpt.blue},
-        NvimTreeFolderIcon = {fg = cpt.blue},
-        NvimTreeNormal = {fg = cpt.fg, bg = cpt.bg_sidebar},
-        NvimTreeOpenedFolderName = {fg = cpt.blue},
-        NvimTreeEmptyFolderName = {fg = cpt.blue_br},
-        NvimTreeIndentMarker = {fg = cpt.comment},
-        NvimTreeVertSplit = {fg = cpt.black, bg = cpt.black},
-        NvimTreeRootFolder = {fg = cpt.black, style = "bold"},
-        NvimTreeSymlink = {fg = cpt.magenta},
-        NvimTreeStatuslineNc = {fg = cpt.black, bg = cpt.black},
-        NvimTreeGitDirty = {fg = cpt.git.change},
-        NvimTreeGitNew = {fg = cpt.git.add},
-        NvimTreeGitDeleted = {fg = cpt.git.delete},
-        NvimTreeSpecialFile = {fg = cpt.cyan},
-        NvimTreeImageFile = {fg = cpt.fg_sidebar},
-        NvimTreeOpenedFile = {fg = cpt.magenta}
+		NvimTreeFolderName = { fg = cpt.blue },
+		NvimTreeFolderIcon = { fg = cpt.blue },
+		NvimTreeNormal = { fg = cpt.fg, bg = cpt.bg_sidebar },
+		NvimTreeOpenedFolderName = { fg = cpt.blue },
+		NvimTreeEmptyFolderName = { fg = cpt.blue_br },
+		NvimTreeIndentMarker = { fg = cpt.comment },
+		NvimTreeVertSplit = { fg = cpt.black, bg = cpt.black },
+		NvimTreeRootFolder = { fg = rootFolderColor, style = "bold" },
+		NvimTreeSymlink = { fg = cpt.magenta },
+		NvimTreeStatuslineNc = { fg = cpt.black, bg = cpt.black },
+		NvimTreeGitDirty = { fg = cpt.git.change },
+		NvimTreeGitNew = { fg = cpt.git.add },
+		NvimTreeGitDeleted = { fg = cpt.git.delete },
+		NvimTreeSpecialFile = { fg = cpt.cyan },
+		NvimTreeImageFile = { fg = cpt.fg_sidebar },
+		NvimTreeOpenedFile = { fg = cpt.magenta },
 	}
 end