feat(orchestrator): observe Page Data validation

ops/src/api/admin.ts

@@ -460,6 +460,25 @@ export type OrchestratorShadowRunDetail = {
       phase?: string;
       plan?: Record<string, unknown>;
       result?: Record<string, unknown>;
+      validation?: {
+        version?: string;
+        kind?: string;
+        taskType?: string | null;
+        required?: boolean;
+        verdict?: 'passed' | 'failed' | 'inconclusive';
+        checks?: Array<{
+          id?: string;
+          status?: 'passed' | 'failed' | 'skipped';
+          codes?: string[];
+        }>;
+        metrics?: {
+          pageCount?: number;
+          publicationCount?: number;
+        };
+        source?: string;
+        dataPolicy?: string;
+        observedAt?: number;
+      } | null;
     } | null;
     events: Array<{
       sequence?: number;

ops/src/pages/admin/OrchestratorShadowPanel.tsx

@@ -328,6 +328,19 @@ export function OrchestratorShadowPanel() {
               {selected.remote.executorJob.error.message}
             </p>
           ) : null}
+          {selected.remote.state?.validation ? (
+            <p
+              className={selected.remote.state.validation.verdict === 'failed' ? 'alert' : undefined}
+              style={{ color: selected.remote.state.validation.verdict === 'failed' ? undefined : '#4f6258' }}
+            >
+              Page Data 验证：
+              {selected.remote.state.validation.verdict ?? 'unknown'}
+              {' · '}
+              {selected.remote.state.validation.checks?.length ?? 0} 项检查
+              {' · '}
+              {selected.remote.state.validation.dataPolicy ?? 'unknown-policy'}
+            </p>
+          ) : null}
           <div style={{ display: 'grid', gridTemplateColumns: 'repeat(auto-fit, minmax(300px, 1fr))', gap: 12 }}>
             <div>
               <strong>LangGraph checkpoint</strong>