feat: 客户端授权防护——响应签名/激活令牌/宽限期/换座限制/在线清扫/疑似共享标记

frontend/src/views/Licenses.vue

@@ -50,6 +50,18 @@
         <el-table-column label="激活" width="80">
           <template #default="{ row }">{{ row.current_activations }}/{{ row.max_activations }}</template>
         </el-table-column>
+        <el-table-column label="共享" width="90">
+          <template #default="{ row }">
+            <el-tooltip
+              v-if="row.abuse_suspected"
+              :content="`不重复 IP ${row.distinct_ips} 个，近 7 天新增设备 ${row.new_devices_7d} 台`"
+              placement="top"
+            >
+              <el-tag type="danger" size="small">疑似共享</el-tag>
+            </el-tooltip>
+            <span v-else style="color: var(--el-text-color-placeholder)">—</span>
+          </template>
+        </el-table-column>
         <el-table-column label="操作" width="320" fixed="right">
           <template #default="{ row }">
             <el-button size="small" @click="viewDetail(row)">详情</el-button>