Thanks a lot for your quick reaction, Martin! I can confirm this bug to be fixed by now, as I just updated apt and were able to install dino-im from buster-backports. Thankfully, no chat history got lost.
- Bug#964370: dino-im-common: dino-im_0.1.0-5~bpo10+1 remove... Bernhard Reiter
- Bug#964370: dino-im-common: dino-im_0.1.0-5~bpo10+1 r... Martin
- Bug#964370: Bug#964413: dino-im: Failing installation... Martin
- Bug#964370: Thanks for fixing Bernhard Reiter
- Bug#964370: dino-im-common: dino-im_0.1.0-5~bpo10+1 r... Nico Alt
