feat: support image inputs in assistant tests

frontend/src/components/batch-test/batch-case-detail-drawer.tsx

@@ -28,6 +28,7 @@ import {
   type BatchToolCallRecord,
   type BatchTurnResult,
 } from "@/data/batch-run";
+import { testAssetsApi } from "@/lib/api";
 import { cn } from "@/lib/utils";
 
 type BatchCaseDetailDrawerProps = {
@@ -98,7 +99,7 @@ export function BatchCaseDetailDrawer({
               <section className="rounded-2xl border border-hairline bg-canvas-soft px-4 py-3.5">
                 <p className="text-xs font-medium text-foreground">执行契约</p>
                 <p className="mt-1 text-xs leading-5 text-muted-soft">
-                  正在执行固定文字脚本；完成后将展示每一轮回复、工具调用和全部评估标准。
+                  正在执行固定多模态脚本；完成后将展示每轮回复、工具调用和评估标准。
                 </p>
               </section>
               <ExecutionTimeline status={item.status} />
@@ -235,9 +236,19 @@ function TurnResultCard({ turn }: { turn: BatchTurnResult }) {
         </p>
         <div className="mt-2 grid gap-2 text-xs leading-5 sm:grid-cols-[72px_minmax(0,1fr)]">
           <span className="text-muted-soft">用户输入</span>
-          <p className="whitespace-pre-wrap text-muted-foreground">
-            {turn.userInput}
-          </p>
+          <div className="space-y-2 text-muted-foreground">
+            {turn.image ? (
+              // eslint-disable-next-line @next/next/no-img-element
+              <img
+                src={testAssetsApi.contentUrl(turn.image.assetId)}
+                alt={turn.image.filename}
+                className="max-h-48 w-full max-w-xs rounded-xl object-cover"
+              />
+            ) : null}
+            {turn.userInput ? (
+              <p className="whitespace-pre-wrap">{turn.userInput}</p>
+            ) : null}
+          </div>
           <span className="text-muted-soft">Agent 回复</span>
           <p className="whitespace-pre-wrap text-muted-foreground">
             {turn.assistantReply}