Método obterSeries(), SerieDTO.java e CorsConfiguration.java

import br.com.alura.screenmatch.repository.SerieRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;
import java.util.stream.Collectors;

@RestController
public class SerieController {

    @Autowired
    private SerieRepository repositorio;

    @GetMapping("/series")
    public List<SerieDTO> obterSries(){
        return repositorio.findAll()
                .stream()
                .map(s -> new SerieDTO(s.getId(),
                                                            s.getTitulo(), 
                                                            s.getTotalTemporadas(),
                                                            s.getAvaliacao(), 
                                                            s.getGenero(),
                                                            s.getAtores(), 
                                                            s.getPoster(), 
                                                            s.getSinopse()))
                .collect(Collectors.toList());
    }

}

package br.com.alura.screenmatch.config;

import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@Configuration
public class CorsConfiguration implements WebMvcConfigurer {

    @Override
    public void addCorsMappings(CorsRegistry registry) {
        registry.addMapping("/**")
                .allowedOrigins("http://127.0.0.1:5500")
                .allowedMethods("GET", "POST", "PUT", "DELETE", "OPTIONS", "HEAD", "TRACE", "CONNECT");
    }
}

package br.com.alura.screenmatch.dto;

import br.com.alura.screenmatch.model.Categoria;


public record SerieDTO(Long id, String titulo, Integer totalTemporadas, Double avaliacao, Categoria genero, String atores, String poster, String sinopse) {
}