fix: 修复历史记录不显示图片的缺陷

--bug=1050151 --user=王孝刚 【应用】演示界面、全屏嵌入、浮窗嵌入历史记录和对话日志中不显示上传的图片 https://www.tapd.cn/57709429/s/1627628

ui/src/components/ai-chat/component/question-content/index.vue

@@ -20,7 +20,10 @@
             <template v-for="(item, index) in document_list" :key="index">
               <el-card shadow="never" style="--el-card-padding: 8px" class="download-file cursor">
                 <div class="download-button flex align-center" @click="downloadFile(item)">
-                  <el-icon class="mr-4"><Download /></el-icon>点击下载文件
+                  <el-icon class="mr-4">
+                    <Download />
+                  </el-icon>
+                  点击下载文件
                 </div>
                 <div class="show flex align-center">
                   <img :src="getImgUrl(item && item?.name)" alt="" width="24" />
@@ -61,6 +64,7 @@
 import { type chatType } from '@/api/type/application'
 import { getImgUrl, getAttrsArray, downloadByURL } from '@/utils/utils'
 import { onMounted, computed } from 'vue'
+
 const props = defineProps<{
   application: any
   chatRecord: chatType
@@ -68,20 +72,20 @@ const props = defineProps<{
 const document_list = computed(() => {
   if (props.chatRecord?.upload_meta) {
     return props.chatRecord.upload_meta?.document_list || []
-  } else if (props.chatRecord.execution_details?.length > 0) {
-    return props.chatRecord.execution_details[0]?.document_list || []
-  } else {
-    return []
   }
+  const startNode = props.chatRecord.execution_details?.find(
+    (detail) => detail.type === 'start-node'
+  )
+  return startNode?.document_list || []
 })
 const image_list = computed(() => {
   if (props.chatRecord?.upload_meta) {
     return props.chatRecord.upload_meta?.image_list || []
-  } else if (props.chatRecord.execution_details?.length > 0) {
-    return props.chatRecord.execution_details[0]?.image_list || []
-  } else {
-    return []
   }
+  const startNode = props.chatRecord.execution_details?.find(
+    (detail) => detail.type === 'start-node'
+  )
+  return startNode?.image_list || []
 })
 
 function downloadFile(item: any) {
@@ -94,21 +98,26 @@ onMounted(() => {})
 .download-file {
   width: 200px;
   height: 43px;
+
   &:hover {
     color: var(--el-color-primary);
     border: 1px solid var(--el-color-primary);
+
     .download-button {
       display: block;
       text-align: center;
       line-height: 26px;
     }
+
     .show {
       display: none;
     }
   }
+
   .show {
     display: block;
   }
+
   .download-button {
     display: none;
   }