Gossip powered group cache library

Why not plain groupcache?

Manually managing the list of peers sucks

Why mailgun's groupcache?

We using mailgun's groupcache fork instead of Google's because they've added support for context.Context, go.mod, and explicit key removal and expiration.

See also

• https://github.com/hashicorp/memberlist
• https://github.com/mailgun/groupcache