feat(event): support OA approval CC events

test/skill_tests.md

@@ -1190,6 +1190,10 @@ Agent 安装 dws skill 后，仅依据 skill 提供的参考文档，将自然
 - Prompt: 有和我相关的审批实例发起时实时通知我
 - Expected: `dws event consume user_oa_approval_instance_started --flatten -f ndjson`
 
+**event_event_consume_oa_instance_cc_001**
+- Prompt: 有审批实例抄送给我时实时通知我
+- Expected: `dws event consume user_oa_approval_instance_cc --flatten -f ndjson`
+
 **event_event_consume_oa_instance_terminated_001**
 - Prompt: 和我相关的审批实例终止时实时通知我
 - Expected: `dws event consume user_oa_approval_instance_terminated --flatten -f ndjson`

test/unit/skill_docs_policy_test.go

@@ -280,7 +280,7 @@ func TestEventSkillFrontmatterAdvertisesGroupMemberLifecycle(t *testing.T) {
 			"群成员加入",
 			"群成员退出",
 			"审批任务创建/完成/转交",
-			"审批实例发起/终止/完成",
+			"审批实例发起/抄送/终止/完成",
 		} {
 			if !strings.Contains(frontmatter, required) {
 				t.Errorf("%s frontmatter missing event discovery trigger %q", path, required)
@@ -306,7 +306,7 @@ func TestStandaloneEventSkillOwnsAllPersonalEventContracts(t *testing.T) {
 		"<!-- dws-intent: event.listen.im -->",
 		"<!-- dws-intent: event.listen.oa -->",
 		"16 个 EventKey",
-		"22 个公开个人 EventKey",
+		"23 个公开个人 EventKey",
 	} {
 		if !strings.Contains(string(skillContent), required) {
 			t.Errorf("%s missing standalone event contract %q", skillPath, required)
@@ -360,6 +360,7 @@ func TestStandaloneEventSkillOwnsAllPersonalEventContracts(t *testing.T) {
 		"user_oa_approval_task_finished",
 		"user_oa_approval_task_redirected",
 		"user_oa_approval_instance_started",
+		"user_oa_approval_instance_cc",
 		"user_oa_approval_instance_terminated",
 		"user_oa_approval_instance_finished",
 	}