package nl.yacht.lakesideresort;

import nl.yacht.lakesideresort.controller.CommandLineInterpreter;

import java.io.IOException;

public class Main {
    public static void main(String[] args) throws IOException {
        CommandLineInterpreter cli = new CommandLineInterpreter();
        cli.runApplication();
    }
}
package nl.yacht.lakesideresort;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class Main {
    public static void main(String[] args) {
        SpringApplication.run(Main.class, args);
    }
}
Add Springboot to main.