better structure

config/nvim/lua/plugins/tree.lua

@@ -0,0 +1,18 @@
+return {
+    "nvim-neo-tree/neo-tree.nvim",
+    opts = {
+        filesystem = {
+            filtered_items = {
+                hide_dotfiles = false,   -- show dotfiles
+                hide_gitignored = false, -- show gitignored files
+            },
+            follow_current_file = {
+                enabled = true,            -- focus on the current file in the tree
+            },
+            use_libuv_file_watcher = true, -- use libuv for file watching
+        },
+        window = {
+            width = 25,
+        },
+    },
+}