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我注意到卫报发布的所有文章在共享图像上都有一个独特的标识 - og:image
click here to see the example from The Guardian's post
当我查看文章的代码时,我没有在og:image URL中看到徽标 这是og:图片网址:
https://i.guim.co.uk/img/media/f54a859ae94b8ca3998ab81bfee3e17e65ff21de/0_918_1702_1021/master/1702.jpg?w=1200&h=630&q=55&auto=format&usm=12&fit=crop&bm=normal&ba=bottom%2Cleft&blend64=aHR0cHM6Ly91cGxvYWRzLmd1aW0uY28udWsvMjAxNi8wNS8yNS9vdmVybGF5LWxvZ28tMTIwMC05MF9vcHQucG5n&s=681c1f1e7d23bca848c895fc8ac0eeb5
我的问题:他们如何将标记徽标添加到og:image?