update

src/main/webapp/app/layouts/sidebar/sidebar.component.html

-<div class="logo padding-40">运维管理系统</div>
+<div class="logo padding-40">智能监控平台</div>
 <ul nz-menu [nzMode]="'inline'">
     <ng-container *ngFor="let item of menuList">
         <li nz-submenu (nzOpenChange)="openHandler(item)" [(nzOpen)]="item.checked">

src/main/webapp/app/shared/login/login.component.html

 <div class="background">
     <div class="login-center">
         <div class="login-logo">
-            <img src="../../../content/images/logo-hongqiao.png" alt="运维管理系统">
+            <img src="../../../content/images/logo.png" alt="智能监控平台">
         </div>
         <form nz-form [formGroup]="validateForm" class="login-form" (ngSubmit)="submitForm()">
             <nz-form-item>