fix: keep reading bookmarks bound to route

docs/.vitepress/theme/utils/readingBookmark.test.js

@@ -3,6 +3,7 @@ import { describe, it } from 'node:test'
 
 import {
   createReadingBookmark,
+  createReadingBookmarkSnapshot,
   getReadingBookmarkKey,
   readReadingBookmark,
   writeReadingBookmark
@@ -62,6 +63,44 @@ describe('reading bookmarks', () => {
     )
   })
 
+
+  it('keeps delayed saves bound to the path captured before navigation', () => {
+    const storage = createStorage()
+    let currentPath = '/easy-vibe/zh-cn/page-a/'
+
+    const scheduledPath = currentPath
+    currentPath = '/easy-vibe/zh-cn/page-b/'
+
+    writeReadingBookmark(
+      storage,
+      createReadingBookmarkSnapshot({
+        path: scheduledPath,
+        getTitle: () => '页面 A',
+        getSection: () => '小节 A',
+        getScrollY: () => 240,
+        getProgress: () => 32,
+        now: () => 777
+      })
+    )
+
+    assert.equal(
+      readReadingBookmark(storage, currentPath, 1000),
+      null
+    )
+    assert.deepEqual(
+      readReadingBookmark(storage, scheduledPath, 1000),
+      {
+        version: 1,
+        path: scheduledPath,
+        title: '页面 A',
+        section: '小节 A',
+        scrollY: 240,
+        progress: 32,
+        updatedAt: 777
+      }
+    )
+  })
+
   it('normalizes invalid numeric values', () => {
     assert.deepEqual(
       createReadingBookmark({