README.md

Install jbang https://www.jbang.dev/download/

chmod +x Application.java

./Application.java

or

jbang Application.java

Application.java

//usr/bin/env jbang "$0" "$@" ; exit $?
// JAVA 21
// DEPS org.springframework.boot:spring-boot-dependencies:4.0.0-M1@pom
// DEPS org.springframework.boot:spring-boot-starter-web
// DEPS org.springframework.boot:spring-boot-starter-actuator
//
// JAVA_OPTIONS -Dserver.port=8080
// JAVA_OPTIONS -Dmanagement.endpoints.web.exposure.include=health,env,loggers
// REPOS mavencentral

package dev.ayyildiz;

import java.time.LocalDateTime;
import java.time.ZoneOffset;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.bind.annotation.RestController;

@SpringBootApplication
public class Application {

    public static void main(String[] args) {
        SpringApplication.run(Application.class, args);
    }
}

record Time(String currentTime, long epoch) {}

@RestController
@RequestMapping("/api")
class ApiController {

    @GetMapping("/time")
    public Time getTime() {
        var currentTime = LocalDateTime.now().toString();
        var epoch = LocalDateTime.now().toEpochSecond(ZoneOffset.UTC);
        return new Time(currentTime, epoch);
    }
}

@RestController
class HealthController {

    @GetMapping("/health")
    public String getHealth() {
        return "Healthy";
    }
}