如何在成功执行后通过代码停止spring boot

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-actuator</artifactId>
</dependency>

management.endpoints.web.exposure.include=health,shutdown

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.context.ApplicationContext;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RequestMapping("/api")
public class ShutdownController {

    private final ApplicationContext context;

    @Autowired
    public ShutdownController(ApplicationContext context) {
        this.context = context;
    }

    @PostMapping("/shutdown")
    public String shutdown() {
        new Thread(() -> {
            try {
                Thread.sleep(500);  // 延时500毫秒，确保响应先返回
                SpringApplication.exit(context, () -> 0);  // 关闭应用
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }).start();

        return "Application shutting down...";
    }
}