feat(tree): close rust family shell cutover

wolai-frontend/src/app/api/tree/commands/route.test.ts

@@ -1233,7 +1233,7 @@ describe("/api/tree/commands route", () => {
     );
   });
 
-  it("embed action 走 tree.node.embed，并生成 pageReference 保存 payload", async () => {
+  it("embed action 走 tree.node.embed，并把 pageReference 组装交给 Rust Page Aggregate preflight", async () => {
     const client = {
       mutation: vi.fn(),
       query: vi.fn(async (name: string, args: { id: string }) => {
@@ -1342,18 +1342,19 @@ describe("/api/tree/commands route", () => {
           targetDocumentId: "doc_target",
           revision: 7,
           conflictDetectionKey: "doc_target:7",
-          content: [
-            { id: "anchor_1", type: "paragraph" },
-            {
-              id: expect.any(String),
-              type: "pageReference",
-              props: {
-                pageId: "doc_source",
-                title: "来源页面",
-              },
-            },
-          ],
         }),
+        preflightData: {
+          pageAggregateEmbed: {
+            sourceDocumentId: "doc_source",
+            sourceTitle: "来源页面",
+            targetDocumentId: "doc_target",
+            targetContent: [
+              { id: "anchor_1", type: "paragraph" },
+            ],
+            anchorBlockId: "anchor_1",
+            blockId: expect.any(String),
+          },
+        },
       }),
     );
     expect(mockRecordRustBridgeCommandArtifacts).toHaveBeenCalledWith(