SpringBoot OAUTH2始终重定向到默认重定向

server:
  port: 8080

spring:
  application:
    name: oauth2-demo

security:
  oauth2:
    client:
      registration:
        github:
          client-id: your-github-client-id
          client-secret: your-github-client-secret
          redirect-uri: "{baseUrl}/login/oauth2/code/github"

import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;

@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http
            .authorizeRequests()
                .antMatchers("/", "/login**", "/error**").permitAll()
                .anyRequest().authenticated()
                .and()
            .oauth2Login()
                .loginPage("/login")
                .defaultSuccessUrl("/home");
    }
}

import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class OAuth2Controller {
    @GetMapping("/login")
    public String login() {
        return "login";
    }

    @GetMapping("/home")
    public String home() {
        return "home";
    }
}