What happened to the slack & self service options ? #4856

https://github.com/apache/bookkeeper/blame/5b0cf0de80318b0064ab51fc359e784b51224e5a/site3/website/src/pages/community/contributing.md#L44

Super interested in the repo and started by reading the docs but whenever i click the self service or slack links , they're stale .

What happened ? The only thing that seems to still be active & open is the biweekly meetings