在前端，通过使用withCredentials和CredentialsInterceptor处理来自服务器的响应头，以便Angular可以设置会话Cookie。

例如，在Angular的http拦截器中添加以下代码：

import { Injectable } from '@angular/core'; import { HttpEvent, HttpInterceptor, HttpHandler, HttpRequest } from '@angular/common/http'; import { Observable } from 'rxjs/Observable';

@Injectable() export class CredentialsInterceptor implements HttpInterceptor { intercept(req: HttpRequest, next: HttpHandler): Observable> { req = req.clone({ withCredentials: true }); return next.handle(req); } }

然后，将CredentialsInterceptor添加到providers数组中，可以在app.module.ts的@NgModule装饰器中进行添加：

import { NgModule } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { HttpClientModule, HTTP_INTERCEPTORS } from '@angular/common/http'; import { AppComponent } from './app.component'; import { CredentialsInterceptor } from './credentials.interceptor';

@NgModule({ imports: [BrowserModule, HttpClientModule], declarations: [AppComponent], providers: [ { provide: HTTP_INTERCEPTORS, useClass: CredentialsInterceptor, multi: true } ], bootstrap: [AppComponent] }) export class AppModule {}

这样，Angular设置的会话Cookie就可以与前端会话保持一致了。