Merge pull request #547 from edizor/master

Update README

Author: lor6

scala-akka-2/README.md

@@ -3,3 +3,4 @@
 - [Actor Discovery in Typed Akka](https://www.baeldung.com/scala/akka-typed-actor-discovery)
 - [Server Sent Events With Alpakka](https://www.baeldung.com/scala/alpakka-server-sent-events)
 - [Introduction to Akka gRPC](https://www.baeldung.com/scala/akka-grpc)
+- [Introduction to Akka HTTP in Scala](https://www.baeldung.com/scala/akka-http)

scala-libraries-4/README.md

@@ -3,3 +3,4 @@
 - [Introduction to uTest](https://www.baeldung.com/scala/utest-intro)
 - [Introduction to scala-async](https://www.baeldung.com/scala/scala-async)
 - [Get the First N Rows of a Spark Dataframe](https://www.baeldung.com/scala/spark-dataframe-get-first-n-rows)
+- [Introduction to Skunk – Scala Driver for PostgreSQL](https://www.baeldung.com/scala/skunk-postgresql-driver)

scala3-lang-2/README.md

@@ -4,3 +4,4 @@
 - [Main Features of the Scala Language](https://www.baeldung.com/scala/features)
 - [Match Types in Scala 3](https://www.baeldung.com/scala/match-types)
 - [Transparent Traits in Scala 3](https://www.baeldung.com/scala/transparent-traits)
+- [@targetName Annotation in Scala 3](https://www.baeldung.com/scala/targetname-annotation)