feat: update residence learning flows

Commit non-media application and asset changes while leaving audio, video, and environment files out of version control.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/pages/chenyun/place/place9.tsx

@@ -147,14 +147,20 @@ const ChenyunPlace9 = () => {
       >
         <GuideStepsItem
           speaker="guide"
-          audioSrc={getPublicPath('audio/chenyun/mp3_chenyun_27.mp3')}
+          audioSrc={getPublicPath('audio/chenyun/mp3_chenyun_27_1.mp3')}
         >
           我们已经沿着陈云的足迹，从练塘水乡走到改革开放的前沿，读懂了他“适合老百姓的要求，做了一点事”的初心。
         </GuideStepsItem>
-        <GuideStepsItem speaker="guide">
+        <GuideStepsItem
+          speaker="guide"
+          audioSrc={getPublicPath('audio/chenyun/mp3_chenyun_27_2.mp3')}
+        >
           接下来，请你跨越时空，走进1949年刚解放时期的上海，参与到当时那场轰轰烈烈的“银元之战”和“米棉之战”之中去。
         </GuideStepsItem>
-        <GuideStepsItem speaker="guide">
+        <GuideStepsItem
+          speaker="guide"
+          audioSrc={getPublicPath('audio/chenyun/mp3_chenyun_27_3.mp3')}
+        >
           在实践决策中体会陈云“多谋善断”“敢闯务实”的卓越智慧与战略魄力，感受我国集中力量办大事的制度优势如何在经济战场中彰显威力。
         </GuideStepsItem>
       </GuideSteps>