reorganize header menu

assets/tree-sidebar.js

@@ -1,11 +1,3 @@
-// Persistent left navigation rail. Renders the wiki folder/file tree, expanded
-// to the current page's ancestor chain, and lets the user navigate by clicking
-// folders (links) or open files locally via the companion (a.tree-file, wired
-// in companion.js). Shares the .tree-* CSS and the ?tree endpoint with
-// tree-picker.js but does not reuse its row builder — that one is modal-select
-// behavior, this one is navigation behavior. Hidden in edit mode (the server
-// omits the container).
-
 (function () {
     // This script owns the .tree-scroll child of the aside, not the aside itself.
     var container = document.querySelector('aside.tree-sidebar .tree-scroll');
@@ -188,24 +180,21 @@
         });
     }
 
-    // Mobile: the tree FAB sits at the bottom of the stacked FAB group and
-    // opens the tree's scroll container in the full-viewport Overlay
-    // (overlay.js). The container always exists when not editing, so — per the
-    // layout spec — the FAB always renders; the overlay auto-closes when a
-    // folder/file link inside it navigates. Hidden on desktop by .fab CSS.
-    function setupFab() {
-        var fab = document.createElement('button');
-        fab.type = 'button';
-        fab.className = 'btn btn-fab fab fab-tree';
-        fab.title = 'Folder tree';
-        fab.setAttribute('aria-label', 'Folder tree');
-        fab.innerHTML = '<svg viewBox="0 0 16 16" width="1em" height="1em" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linejoin="miter"><path d="M1 6h14v8H1zm0 0V4h5l1 2"/></svg>';
-        fab.addEventListener('click', function () {
-            if (typeof openOverlay === 'function') openOverlay(container);
-        });
-        document.body.appendChild(fab);
+    function setupMenuItem() {
+      var specials = document.querySelector('.actions-special');
+      if (!specials) return;
+
+      var item = document.createElement("button");
+      item.type = "button";
+      item.className = "btn btn-block";
+      item.title = "Folders";
+      item.textContent = "FOLDERS";
+      item.addEventListener("click", function () {
+        if (typeof openOverlay === "function") openOverlay(aside);
+      });
+      specials.appendChild(item);
     }
 
     render();
-    setupFab();
+    setupMenuItem();
 })();