@crossorigin spring allow all

import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

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

    @CrossOrigin(origins = "", allowedHeaders = "")
    @GetMapping("/yourEndpoint")
    public String yourEndpoint() {
        // Your endpoint logic here
        return "Response from yourEndpoint";
    }
}