I added them in ca54ad8 to fix the preview in Mastodon, which previously showed a placeholder and now shows a small Squeak icon as expected. But now Telegram shows a huge banner image.
Research the proper Open Graph specs again and find out whether Telegram (Web) or Mastodon (Web) is misbehaving or whether this is simply underspecified and we have to make a choice.
I added them in ca54ad8 to fix the preview in Mastodon, which previously showed a placeholder and now shows a small Squeak icon as expected. But now Telegram shows a huge banner image.
Research the proper Open Graph specs again and find out whether Telegram (Web) or Mastodon (Web) is misbehaving or whether this is simply underspecified and we have to make a choice.