合并最新 master 并解决画布共享冲突

同步 origin/master 的场景、音效、运行时与后端原子提交改动

保留共享画布包导出并补齐场景、生成配方和历史动作类型

融合清单刷新测试、幂等请求、生成合同校验与项目记忆文档

packages/image-canvas-react/src/useImageCanvasStageInteractions.ts

@@ -324,6 +324,7 @@ export function useImageCanvasStageInteractions({
       if (
         isPickingGenerationReferenceFromCanvas &&
         (generateDialog?.mode === 'generate' ||
+          generateDialog?.mode === 'scene' ||
           generateDialog?.mode === 'video' ||
           generateDialog?.mode === 'spec')
       ) {