code: public CustomEmojiBuilder setImage(BufferedImage image, String type) {
          delegate.setImage(image, type);
          return this;
      }
docs: Sets the image of the emoji.
  
  @param image The image of the emoji.
  @param type The type of the image, e.g. "png", "jpg" or "gif".
  @return The current instance in order to chain call methods.