JBang script to run the helloworld docker image with testcontainers

RunHelloworld.java

///usr/bin/env jbang "$0" "$@" ; exit $?

//DEPS org.testcontainers:testcontainers:1.19.0
//DEPS org.slf4j:slf4j-simple:1.7.36
//JAVA 11

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.net.http.HttpResponse.BodyHandlers;

import org.testcontainers.containers.GenericContainer;
import org.testcontainers.containers.output.Slf4jLogConsumer;
import org.testcontainers.containers.output.WaitingConsumer;
import org.testcontainers.containers.wait.strategy.Wait;
import org.testcontainers.containers.wait.strategy.WaitStrategy;
import org.testcontainers.utility.DockerImageName;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class RunHelloworld {

    public static void main(String... args) throws Exception {
        Logger logger = LoggerFactory.getLogger(RunHelloworld.class);
        Slf4jLogConsumer logConsumer = new Slf4jLogConsumer(logger);
  
        GenericContainer<?> container = new GenericContainer<>(DockerImageName.parse("testcontainers/helloworld:latest"))
        	.withEnv("DELAY_START_MSEC", "2000")
            .withExposedPorts(8080, 8081)
            .withLogConsumer(logConsumer);

        container.start();

        try {
            HttpRequest request = HttpRequest.newBuilder()
                .uri(new URI("http://localhost:" + container.getMappedPort(8080) + "/ping"))
                .GET()
                .build();
                
            HttpClient client = HttpClient.newHttpClient();
            HttpResponse<String> response = client.send(request, BodyHandlers.ofString());
            String content = response.body();
            int code = response.statusCode();
            if (!(code >= 200 && code < 300)) {
                System.out.println("Error while performing the call. Response:");
                System.out.println(content);
                throw new IllegalStateException("Unexpected status code. " + code);
            }
            System.out.println(content);
        } finally {
            container.stop();
        }
        System.out.println("-----");
        System.out.println(container.getLogs());
    }
}