Fix error "文档设计 缺少预期的键: toc"

@@ -483,7 +483,8 @@ class ReportAgent:
                     query,
                     query,
                     template_overview,
                     template_overview,
                 ),
                 ),
-                expected_keys=["title", "hero", "toc", "tocPlan"],
+                # toc 字段已被 tocPlan 取代，这里按最新Schema挑选/校验
+                expected_keys=["title", "hero", "tocPlan", "tocTitle"],
             )
             )
             emit('stage', {
             emit('stage', {
                 'stage': 'layout_designed',
                 'stage': 'layout_designed',

@@ -108,7 +108,8 @@ class DocumentLayoutNode(BaseNode):
             result = self.json_parser.parse(
             result = self.json_parser.parse(
                 raw,
                 raw,
                 context_name="文档设计",
                 context_name="文档设计",
-                expected_keys=["title", "toc", "hero"],
+                # 目录字段已更名为 tocPlan，这里跟随最新Schema校验
+                expected_keys=["title", "tocPlan", "hero"],
             )
             )
             # 验证关键字段的类型
             # 验证关键字段的类型
             if not isinstance(result.get("title"), str):
             if not isinstance(result.get("title"), str):