# Support for server-side events?
docs: Current cacheing docs are invalid for NextJS App Router
📚 documentation / examples
feat: add keep alive (ping/pong) implementation to websocket handler
@trpc/server@trpc/client✅ accepted-PRs-welcome
feat: Configurable delimiter for `namespace.procedure` combo (router merging)
@trpc/server✅ accepted-PRs-welcome
bug: unable to build using Next.js with Turborepo, getting type errors
👻 invalid⏮ needs reproduction
feat: Make useSubscription return info about the subscription
✅ accepted-PRs-welcome