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internal/multiagent/eino_summarize_test.go

@@ -409,9 +409,9 @@ func TestSanitizeSystemContentForTranscript_BestPractice(t *testing.T) {
 		"需要写入请使用 upsert_project_fact。",
 		project.FactIndexSectionEndMarker,
 		"",
-		"# Skills System",
-		"**How to Use Skills**",
-		"Remember: Skills make you more capable",
+		transcriptSkillsSystemMarker,
+		"**如何使用 Skill（技能）（渐进式展示）：**",
+		"记住：Skill 让你更加强大和稳定",
 	}, "\n")
 
 	out := sanitizeSystemContentForTranscript(system)
@@ -421,7 +421,7 @@ func TestSanitizeSystemContentForTranscript_BestPractice(t *testing.T) {
 	if strings.Contains(out, "- nmap") || strings.Contains(out, "高强度扫描要求") {
 		t.Fatalf("static persona should be stripped: %q", out)
 	}
-	if strings.Contains(out, "# Skills System") || strings.Contains(out, "How to Use Skills") {
+	if strings.Contains(out, transcriptSkillsSystemMarker) || strings.Contains(out, "如何使用 Skill") {
 		t.Fatalf("skills boilerplate should be stripped: %q", out)
 	}
 	if !strings.Contains(out, transcriptStaticSystemOmitNote) {
@@ -435,7 +435,7 @@ func TestSanitizeSystemContentForTranscript_BestPractice(t *testing.T) {
 func TestFormatSummarizationTranscript_OmitsBloatedSystem(t *testing.T) {
 	t.Parallel()
 	msgs := []adk.Message{
-		schema.SystemMessage("以下是当前会话绑定的工具名称索引\n- nmap\n\n你是CyberStrikeAI\n" + project.FactIndexSectionStartMarker + "\n## 项目黑板索引（project: p1, id: x）\n（暂无事实）\n" + project.FactIndexSectionEndMarker + "\n# Skills System\nboiler"),
+		schema.SystemMessage("以下是当前会话绑定的工具名称索引\n- nmap\n\n你是CyberStrikeAI\n" + project.FactIndexSectionStartMarker + "\n## 项目黑板索引（project: p1, id: x）\n（暂无事实）\n" + project.FactIndexSectionEndMarker + "\n" + transcriptSkillsSystemMarker + "\nboiler"),
 		schema.UserMessage("hello"),
 		schema.AssistantMessage("reply", nil),
 	}

internal/multiagent/eino_summarize_transcript.go

@@ -20,7 +20,9 @@ const (
 	transcriptStaticSystemOmitNote = "[static system prompt omitted — unchanged in live context after compaction]"
 	transcriptToolIndexStartMarker   = "以下是当前会话绑定的工具名称索引"
 	transcriptPersonaStartMarker     = "你是CyberStrikeAI"
-	transcriptSkillsSystemMarker     = "# Skills System"
+	// ADK LanguageChinese injects skill middleware prompt with this header (see eino adk/middlewares/skill/prompt.go).
+	transcriptSkillsSystemMarker        = "# Skill 系统"
+	transcriptSkillsSystemMarkerEnglish = "# Skills System"
 )
 
 type transcriptToolCall struct {
@@ -86,13 +88,23 @@ func stripToolNamesIndexFromSystem(s string) string {
 }
 
 func stripSkillsSystemBoilerplate(s string) string {
-	idx := strings.Index(s, transcriptSkillsSystemMarker)
+	idx := indexFirstSubstring(s, transcriptSkillsSystemMarker, transcriptSkillsSystemMarkerEnglish)
 	if idx < 0 {
 		return strings.TrimSpace(s)
 	}
 	return strings.TrimSpace(s[:idx])
 }
 
+func indexFirstSubstring(s string, markers ...string) int {
+	first := -1
+	for _, m := range markers {
+		if i := strings.Index(s, m); i >= 0 && (first < 0 || i < first) {
+			first = i
+		}
+	}
+	return first
+}
+
 func extractProjectBlackboardSection(s string) string {
 	start := strings.Index(s, project.FactIndexSectionStartMarker)
 	if start < 0 {