We already have those. Doesn't solve the problem that the development posts end up in drowned in the social media feed.
You need a different client that doesn't focus on social media stuff, like a bulletin board or a forum, just for dev chat, and have those relays the default setting there.
Someplace they can go to just talk to each other, where you don't need 1000 followers to get a response.
Someplace quiet.
Someplace quiet and sparsely populated.