adapted neovim

config/linux-dev/nvim/lua/plugins/nvim-tree.lua

@@ -4,9 +4,33 @@ return {
 	lazy = false,
 	keys = {
 		{ "<Leader>et", ":NvimTreeToggle<CR>", desc = "Explorer Toggle", silent = true },
+        {
+          "<Leader>ei",
+          function()
+            require("nvim-tree.api").node.show_info_popup()
+          end,
+          desc = "NvimTree: Info",
+          mode = "n",
+        },
 	},
 	config = function()
+          local function my_on_attach(bufnr)
+            local api = require("nvim-tree.api")
+
+            local function opts(desc)
+              return { desc = "nvim-tree: " .. desc, buffer = bufnr, noremap = true, silent = true, nowait = true }
+            end
+
+            api.config.mappings.default_on_attach(bufnr)
+            vim.keymap.set("n", "<Leader>et", api.tree.toggle,          opts("Open or close the tree"))
+            vim.keymap.set("n", "<Leader>ei", api.node.show_info_popup,          opts("Show info popup"))
+            vim.keymap.set("n", "?",     api.tree.toggle_help,                  opts("Help"))
+
+            vim.keymap.del("n", "<C-k>", { buffer = bufnr })
+          end
+
 		require("nvim-tree").setup({
+            on_attach = my_on_attach,
 			hijack_cursor = true,
 			disable_netrw = true,
 			hijack_netrw = true,