addet fallback neotree plugin

lua/pika/plugins/explorer.lua

@@ -1,4 +1,17 @@
 return {
+	-- ─< neotree - fallback >────────────────────────────────────────────────────────────────────────
+	-- {
+	-- 	"nvim-neo-tree/neo-tree.nvim",
+	-- 	branch = "v3.x",
+	-- 	dependencies = {
+	-- 		"nvim-lua/plenary.nvim",
+	-- 		"nvim-tree/nvim-web-devicons", -- not strictly required, but recommended
+	-- 		"MunifTanjim/nui.nvim",
+	-- 		-- "3rd/image.nvim", -- Optional image support in preview window: See `# Preview Mode` for more information
+	-- 	},
+	-- 	vim.keymap.set("n", "<leader>e", "<CMD>:Neotree toggle<CR>"),
+	-- },
+
 	{
 		"kelly-lin/ranger.nvim",
 		config = function()