chore: 添加脚本与构建配置更新

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/dialogLaunchers.tsx

@@ -45,7 +45,7 @@ export async function launchSnapshotUpdateDialog(
       scope={props.scope}
       snapshotTimestamp={props.snapshotTimestamp}
       onComplete={done}
-      onCancel={() => done('keep')}
+      onCancel={() => done('keep')} // Esc/cancel → safe default: keep current memory
     />
   ))
 }