Isolate block drag handles from selection and editing

packages/block-editor/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@wrnexus/block-editor",
-  "version": "0.1.10",
+  "version": "0.1.11",
   "type": "module",
   "description": "Hydrated accessible editor runtime for WRNexus block documents.",
   "exports": {

packages/block-editor/src/canvas.ts

@@ -22,6 +22,10 @@ export function mountBlockCanvas(root: HTMLElement, tree: BlockNode, options: Mo
         handle.setAttribute("aria-label", `Move ${node.type}`);
         handle.style.touchAction = "none";
         handle.textContent = "⋮⋮";
+        // Clicks must not bubble into selection or inline-edit handlers.
+        // Pointer/keyboard sensor events remain available to the DnD backend.
+        for (const name of ["click", "dblclick"])
+          handle.addEventListener(name, event => { event.preventDefault(); event.stopPropagation(); });
         element.prepend(handle);
         cleanup.push(() => handle.remove());
       }

packages/block-editor/test/canvas.test.ts

@@ -20,6 +20,16 @@ test("canvas annotates exact node locations and cleans editor decorations withou
   expect(column.getAttribute("data-block-slot")).toBe("content");
   expect(column.getAttribute("draggable")).toBe("false");
   expect(root.querySelectorAll("[data-block-handle]")).toHaveLength(1);
+  const handle = root.querySelector("[data-block-handle]")!;
+  let clicks = 0, pointers = 0;
+  column.addEventListener("click", () => clicks++);
+  column.addEventListener("dblclick", () => clicks++);
+  column.addEventListener("pointerdown", () => pointers++);
+  handle.dispatchEvent(new window.MouseEvent("click", { bubbles: true }));
+  handle.dispatchEvent(new window.MouseEvent("dblclick", { bubbles: true }));
+  handle.dispatchEvent(new window.PointerEvent("pointerdown", { bubbles: true }));
+  expect(clicks).toBe(0);
+  expect(pointers).toBe(1);
   expect(root.querySelector("[data-block-slot-target]")?.getAttribute("data-block-parent")).toBe("column");
   expect(JSON.stringify(tree)).toBe(before);
   mounted.destroy(); mounted.destroy();