nicely seen[1] on their roadmap a month ago.

not github specific but i really enjoyed this quite long post/tutorial on realtime collaboration with mermaid (using notion)[2].

[1] https://github.com/github/roadmap/issues/372 https://news.ycombinator.com/item?id=29927962 (72 points, 14 comments, 31 days ago)

[2] https://www.happyandeffective.com/blog/realtime-collaborativ... https://news.ycombinator.com/item?id=30238208 (12 points, 2 comments, 7 days ago