src/main/java/com/pt/testResponse/TestController.java

package com.pt.testResponse;

import com.pt.CustomResponse;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.Map;

@RestController
@CrossOrigin(origins = "*")
public class TestController {

    @GetMapping("/api/test")
    public CustomResponse testResponse() {
        return new CustomResponse(
                1,
                "This is a test response",
                Map.of(
                        "key1", "value1",
                        "key2", "value2"
                )
        );
    }
}