photos | Pelican plugin that adds photos to articles

@ApiModelProperty(required = true, value = "")
  @JsonProperty(JSON_PROPERTY_PHOTO_URLS)
  @JsonInclude(value = JsonInclude.Include.ALWAYS)

  public List getPhotoUrls() {
    return photoUrls;
  }  

@GetMapping("/photos/upload")
    public String uploadPhoto(Model model) {
        model.addAttribute("message", "hello");
        return "uploadPhoto";
    }  

public Pet photoUrls(List photoUrls) {

    this.photoUrls = photoUrls;
    return this;
  }