readme: update

README.md

@@ -1,8 +1,9 @@
 # mautrix-go
 [![GoDoc](https://pkg.go.dev/badge/maunium.net/go/mautrix)](https://pkg.go.dev/maunium.net/go/mautrix)
 
-A Golang Matrix framework. Used by [gomuks](https://matrix.org/docs/projects/client/gomuks),
-[go-neb](https://github.com/matrix-org/go-neb), [mautrix-whatsapp](https://github.com/mautrix/whatsapp)
+A Golang Matrix framework. Used by [gomuks](https://gomuks.app),
+[go-neb](https://github.com/matrix-org/go-neb),
+[mautrix-whatsapp](https://github.com/mautrix/whatsapp)
 and others.
 
 Matrix room: [`#go:maunium.net`](https://matrix.to/#/#go:maunium.net)
@@ -13,9 +14,10 @@ The original project is licensed under [Apache 2.0](https://github.com/matrix-or
 In addition to the basic client API features the original project has, this framework also has:
 
 * Appservice support (Intent API like mautrix-python, room state storage, etc)
-* End-to-end encryption support (incl. interactive SAS verification)
+* End-to-end encryption support (incl. key backup, cross-signing, interactive verification, etc)
 * High-level module for building puppeting bridges
-* High-level module for building chat clients
+* Partial federation module (making requests, PDU processing and event authorization)
+* A media proxy server which can be used to expose anything as a Matrix media repo
 * Wrapper functions for the Synapse admin API
 * Structs for parsing event content
 * Helpers for parsing and generating Matrix HTML