todo.txt integration

assets/tree-sidebar.js

@@ -7,7 +7,9 @@
 // omits the container).
 
 (function () {
-    var container = document.querySelector('aside.tree-sidebar');
+    // The aside is shared with the todo widget (todo-rail.js); this script owns
+    // only the .tree-scroll child so neither feature clobbers the other.
+    var container = document.querySelector('aside.tree-sidebar .tree-scroll');
     if (!container) return;
 
     function joinPath(parent, name) {
@@ -188,8 +190,9 @@
     }
 
     // Mobile: the tree FAB sits at the bottom of the stacked FAB group and
-    // opens the rail's content in the full-viewport Overlay (overlay.js). The
-    // rail container always exists when not editing, so — per the layout spec —
+    // opens the tree's scroll container (not the whole aside — the todo widget
+    // has its own FAB/overlay) 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() {