收紧移动壳能力声明与迟到响应边界

移动壳卸载后丢弃迟到 HostBridge 响应

移动壳 ShellApp 测试覆盖卸载后异步响应不注入

移动壳配置检查拒绝只返回 unsupported 的声明能力

共享决策记录补充移动壳消息注入和能力声明约定

apps/mobile-shell/src/shell/ShellApp.tsx

@@ -89,6 +89,7 @@ type MobileWebViewHttpErrorEvent = {
 
 export default function ShellApp() {
   const webViewRef = useRef<WebView>(null);
+  const isShellMountedRef = useRef(true);
   const nativeCanGoBackRef = useRef(false);
   const h5CanGoBackRef = useRef(false);
   const [canGoBack, setCanGoBack] = useState(false);
@@ -112,11 +113,22 @@ export default function ShellApp() {
   const reloadCurrentWebView = useCallback(() => {
     webViewRef.current?.reload();
   }, []);
+  useEffect(() => {
+    isShellMountedRef.current = true;
+
+    return () => {
+      isShellMountedRef.current = false;
+    };
+  }, []);
   const injectHostBridgeMessage = useCallback(
     (
       message: unknown,
       onError: (error: unknown) => void,
     ) => {
+      if (!isShellMountedRef.current) {
+        return;
+      }
+
       try {
         webViewRef.current?.injectJavaScript(
           buildHostBridgeMessageScript(message),