feat: 客户详情内容图片支持点击放大查看

desc_collect 富文本中的图片（如WhatsApp导入截图）点击后用
el-image-viewer 全屏放大（支持滚轮缩放/旋转，点击遮罩关闭），
图片加 cursor:zoom-in 提示可点击。
覆盖：业务端客户列表/公海、管理后台客户/公海/回收站/审核，共6处。

Co-Authored-By: Claude <noreply@anthropic.com>

src/views/crmpc/highseas/index.vue

@@ -78,7 +78,8 @@
     </div>
   </div>
   <el-dialog v-model="detailDialogVisible" title="详情">
-    <div v-if="detailRow" v-html="detailRow.desc_collect" class="detils-content"></div>
+    <div v-if="detailRow" v-html="detailRow.desc_collect" class="detils-content" @click="onDescImgClick"></div>
+    <el-image-viewer v-if="descViewerUrl" :url-list="[descViewerUrl]" hide-on-click-modal @close="descViewerUrl = ''" />
   </el-dialog>
 </template>
 
@@ -204,9 +205,18 @@
     doc.querySelectorAll('img').forEach((img) => {
       img.style.maxWidth = '100%'
       img.style.height = 'auto'
+      img.style.cursor = 'zoom-in'
     })
     return doc.body.innerHTML
   }
+  // 点击 desc_collect 中的图片 -> el-image-viewer 放大查看
+  const descViewerUrl = ref('')
+  function onDescImgClick(e: MouseEvent) {
+    const target = e.target as HTMLElement
+    if (target.tagName === 'IMG') {
+      descViewerUrl.value = (target as HTMLImageElement).src
+    }
+  }
   function onDetail(row: any) {
     row.desc_collect = processImages(row.desc_collect) // 处理图片
     detailRow.value = row