feat(t207): audit local procurement results

backend-api/internal/transport/webui/templates/task-detail.gohtml

@@ -73,6 +73,39 @@
       </aside>
     </div>
 
+    {{with .Task.ExecutionReport}}
+    <section class="content-section execution-audit" aria-labelledby="execution-audit-heading">
+      <h2 id="execution-audit-heading">执行审计</h2>
+      {{if .Outcome}}
+      <dl class="definition-list audit-summary">
+        <dt>结果类型</dt><dd>{{.Outcome.ResultType}}</dd>
+        <dt>人工理由</dt><dd>{{if .Outcome.OperatorReason}}{{.Outcome.OperatorReason}}{{else}}未提供{{end}}</dd>
+        <dt>订单提交</dt><dd>{{if .Outcome.OrderSubmitted}}是{{else}}否{{end}}</dd>
+        {{if .Outcome.ErrorCode}}<dt>失败信息</dt><dd>{{.Outcome.ErrorCode}}：{{.Outcome.ErrorMessage}}</dd>{{end}}
+      </dl>
+      {{end}}
+      {{if .Mode}}<p class="section-note">模式：{{.Mode}} · 搜索词：{{.SearchQuery}}</p>{{end}}
+      {{if .Provenance}}<h3>本地模型出处</h3><pre class="audit-json">{{.Provenance}}</pre>{{end}}
+      {{if .Candidates}}<h3>候选与评估</h3><pre class="audit-json">{{.Candidates}}</pre>{{end}}
+      {{if .Recommendation}}<h3>本地推荐</h3><pre class="audit-json">{{.Recommendation}}</pre>{{end}}
+      {{if .Evidence}}
+      <h3>证据截图</h3>
+      <div class="audit-evidence-grid">
+        {{range .Evidence}}<figure class="audit-evidence">
+          <img src="{{.ContentURL}}" alt="执行证据截图">
+          <figcaption>SHA-256 {{.SHA256}}（{{.SizeBytes}} bytes）{{if .ReceivedAfterExecutionExpiry}}，授权到期后补报{{end}}</figcaption>
+        </figure>{{end}}
+      </div>
+      {{end}}
+      {{if .Events}}
+      <h3>执行事件</h3>
+      <ul class="audit-list">
+        {{range .Events}}<li><time datetime="{{machineTime .OccurredAt}}">{{displayTime .OccurredAt}}</time> · {{.Step}} · {{.Message}}{{if .ReceivedAfterExecutionExpiry}}（授权到期后补报）{{end}}</li>{{end}}
+      </ul>
+      {{end}}
+    </section>
+    {{end}}
+
     {{if .Task.CanCancel}}
     <noscript>
       <section class="noscript-cancel" aria-labelledby="noscript-cancel-heading">