Some useful graph shapes of akka-stream for OAuth2

Latest version

[![akka-stream-oauth2-core Scala version support](https://index.scala-lang.org/hanabix/akka-stream-oauth2/akka-stream-oauth2-core/latest.svg](https://index.scala-lang.org/hanabix/akka-stream-oauth2/akka-stream-oauth2-core)

JVM badge

[![akka-stream-oauth2-core Scala version support](https://index.scala-lang.org/hanabix/akka-stream-oauth2/akka-stream-oauth2-core/latest-by-scala-version.svg?platform=jvm](https://index.scala-lang.org/hanabix/akka-stream-oauth2/akka-stream-oauth2-core)