feat(graph): complete stategraph cleanup and acceptance

mvp/architecture/harness-quality-gates.md

@@ -1,6 +1,6 @@
 # Harness 与质量门禁架构
 
-**更新日期**：2026-07-08
+**更新日期**：2026-07-17
 **状态**：当前可运行架构 + 后续门禁规划
 **参考历史文档**：`archive/2026-07-05-legacy/agent-architecture.md`
 
@@ -20,6 +20,7 @@ Agent 系统的核心风险不是“没有答案”，而是：
 Prompt contract
   + Tool boundary
   + Agent hooks
+  + StateGraph routing contract
   + Trace persistence
   + Gatekeeper deterministic validation
   + Verifier / rule evaluation
@@ -31,7 +32,7 @@ Prompt contract
 ```mermaid
 flowchart TB
     Input["User / AIOps input"] --> Prompt["Prompt contract"]
-    Prompt --> Agent["Planner / Executor / Verifier / Composer"]
+    Prompt --> Agent["Diagnosis StateGraph Nodes"]
     Agent --> Tools["Evidence tools"]
     Tools --> Invocation["tool_invocation"]
     Agent --> StepHook["AgentLoggingHook"]
@@ -41,15 +42,16 @@ flowchart TB
     Invocation --> EvidenceRefs["retrieval_details.evidence_refs"]
     EvidenceRefs --> Gatekeeper["ExecutorGatekeeperService"]
     Agent --> Gatekeeper
-    Invocation --> TraceSummary["ToolTraceSummaryService"]
-    Gatekeeper --> Verifier["chat_verifier"]
-    TraceSummary --> Verifier
+    Gatekeeper --> Projection["VerifiedInputNode"]
+    Projection --> Verifier["chat_verifier"]
     Verifier --> SelfEval["self_evaluation.verifier_evaluation"]
 
     Invocation --> AiOpsRule["AiOpsRuleEvaluationService"]
     AiOpsRule --> AiOpsEval["self_evaluation.aiops_rule_evaluation"]
 
     Run --> TraceAPI["DiagnosisTraceService"]
+    Agent --> Routing["diagnosis_run.orchestration_trace"]
+    Routing --> TraceAPI
     Step --> TraceAPI
     Invocation --> TraceAPI
     SelfEval --> TraceAPI
@@ -161,7 +163,7 @@ error_message
 
 ## 6. Gatekeeper 与 Verifier 门禁
 
-Chat Verifier 前置一层 Gatekeeper。Gatekeeper 不调用 LLM，只用代码检查 Executor 输出的证据引用是否真实存在。
+Chat StateGraph 在 Verifier 前显式执行 Gatekeeper 和 Verified Input。Gatekeeper 不调用 LLM，只用代码检查 Executor 输出的证据引用是否真实存在；Verified Input 只投影通过的 binding。
 
 ```mermaid
 flowchart LR
@@ -169,11 +171,12 @@ flowchart LR
     ExecutorOutput["executor_evidence_v2"] --> Gatekeeper["ExecutorGatekeeperService"]
     EvidenceRefs --> Gatekeeper
     Gatekeeper --> GateResult["gatekeeper_result"]
-    Invocation --> Summary["ToolTraceSummaryService"]
-    Summary --> EvidenceIndex["tool_trace_summary"]
+    GateResult --> Projection["VerifiedInputNode"]
+    Projection --> VerifiedClaims["verified_executor_output"]
+    Projection --> VerifiedEvidence["verified_evidence"]
     GateResult --> Verifier["chat_verifier"]
-    ExecutorOutput --> Verifier
-    EvidenceIndex --> Verifier
+    VerifiedClaims --> Verifier
+    VerifiedEvidence --> Verifier
     Verifier --> Verdict{"verdict"}
     Verdict -->|PASS| Composer["chat_composer"]
     Composer --> Pass["输出最终答复"]
@@ -215,7 +218,7 @@ Verifier 不再逐字核验 excerpt 真伪；这由 Gatekeeper 完成。Verifier
 diagnosis_run.self_evaluation.verifier_evaluation
 ```
 
-其中同时持久化 `executor_structured_output`、`gatekeeper_result`、`tool_trace_summary`、`prompt_audit` 和 `composer_output`，用于 Trace 回放。
+其中持久化 verified `executor_structured_output`、`verified_evidence`、`gatekeeper_result`、`prompt_audit` 和 `composer_output`，用于 Trace 回放。Graph 路由另存 `diagnosis_run.orchestration_trace`；历史 `tool_trace_summary` 只作为旧 Run/fixture 的读取兼容字段，不属于当前 Verifier 输入。
 
 ## 7. AIOps 规则门禁