Prepare internal extension distribution

tests/background-index.test.ts

@@ -164,7 +164,6 @@ describe("background-index", () => {
       {
         payload: {
           authors: [{ authorId: "111", authorName: "达人A" }],
-          batchId: "批次A-2026-04-22T12:30:00.000Z",
           batchName: "批次A",
           createdAt: "2026-04-22T12:30:00.000Z",
           creatorName: "王少卿",
@@ -182,9 +181,10 @@ describe("background-index", () => {
 
     expect(submitBatch).toHaveBeenCalledWith(
       expect.objectContaining({
-        batchId: "批次A-2026-04-22T12:30:00.000Z"
+        batchName: "批次A"
       })
     );
+    expect(submitBatch.mock.calls[0]?.[0]).not.toHaveProperty("batchId");
     expect(sendResponse).toHaveBeenCalledWith({
       ok: true,
       type: "batch:ack",