Photos now show on diaspora* pods

Diego noticed it first: on diaspora* pods, the photos of Disbigle posts showed up as broken images. Thanks for the report!

What was wrong

diaspora* asks for photos with its own size names, like thumb_large_…. Our server did not know them: now it answers them.

Older posts are fixed too, so there is nothing to resend. Mastodon was not affected.