Add badges to README

Author: Anonymous Committer

README.md

@@ -1,5 +1,10 @@
 # JustSerpAPI Java SDK
 
+[![Maven Central](https://img.shields.io/maven-central/v/com.justserpapi/justserpapi-java)](https://central.sonatype.com/artifact/com.justserpapi/justserpapi-java)
+[![Java](https://img.shields.io/badge/java-11%2B-2f81f7)](https://www.oracle.com/java/technologies/downloads/)
+[![Docs](https://img.shields.io/badge/docs-justserpapi.com-32c955)](https://justserpapi.com/)
+[![License](https://img.shields.io/badge/license-Apache%202.0-f28c28)](LICENSE)
+
 Official Java SDK for [JustSerpAPI](https://justserpapi.com/).
 
 Use this SDK to access JustSerpAPI from Java and fetch structured Google search results without building raw HTTP requests by hand.