Added resource in go node (watermill, go-kit) (#2387)

* Added resource in go node (watermill)

* Updated 102-go-kit content

* Updated 102-go-kit

content/roadmaps/109-golang/content/109-go-microservices/100-watermill.md

@@ -1 +1,7 @@
 # Watermill
+
+Watermill is an event streaming library for handling asynchronous requests in go. It provides multiple sets of implementations for pub/sub.
+e.g: You can use conventional pub/sub implementations like Kafka or RabbitMQ, but also HTTP or MySQL binlog, if that fits your use case.
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink colorScheme='blue' badgeText='Official Website' href='https://watermill.io/'>Watermill Website</BadgeLink>

content/roadmaps/109-golang/content/109-go-microservices/102-go-kit.md

@@ -1 +1,9 @@
 # Go kit
+
+Go kit is a programming toolkit for building microservices (or elegant monoliths) in Go. it solves common problems in distributed systems and application architecture so you can focus on delivering business value.
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+
+<BadgeLink colorScheme='blue' badgeText='Official Website' href='https://gokit.io/'>Go-kit Website</BadgeLink>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://dev.to/eminetto/microservices-in-go-using-the-go-kit-jjf'>Microservices in Go using the Go kit</BadgeLink>
+<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=sjd2ePF3CuQ'>Building Microservices with the Go Kit Toolkit</BadgeLink>