51.WebSocke结合文本域（textarea）日志信息

<template>
  <div class="envirVariable">
    <div class="search">
      <div class="left">
        <div style="margin-right: 15px">
          <el-select v-model="containeValue" placeholder="请选择" @change="handleSearch">
            <el-option v-for="item in basicInfoListOption" :key="item.name" :label="item.name" :value="item.name">
            </el-option>
          </el-select>
        </div>
        <div class="text">
          <span>动态日志从 {
  { newTime }} 开始</span>
        </div>
      </div>
      <div>
        <!-- <el-button @click="toCould" type="danger" plain style="margin-right: 6px;">更多日志</el-button> -->
        <el-button @click="trace" plain v