adds basic readme file (#6)

MarvinSchramm · web-flow · commit 4e01523ae733 · 2021-02-26T23:13:47.000+01:00
diff --git a/README.md b/README.md
@@ -0,0 +1,3 @@
+[![Maven Central](https://img.shields.io/maven-central/v/io.hndrs/jsonapi-spring-boot-starter?style=for-the-badge)](https://search.maven.org/artifact/io.hndrs/jsonapi-spring-boot-starter)
+[![Coverage](https://img.shields.io/sonar/coverage/hndrs_jsonapi-spring-boot-starter?server=https%3A%2F%2Fsonarcloud.io&style=for-the-badge)](https://sonarcloud.io/dashboard?id=hndrs_jsonapi-spring-boot-starter)
+[![Supported Java Version](https://img.shields.io/badge/Supported%20Java%20Version-11%2B-informational?style=for-the-badge)]()

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+[![Maven Central](https://img.shields.io/maven-central/v/io.hndrs/jsonapi-spring-boot-starter?style=for-the-badge)](https://search.maven.org/artifact/io.hndrs/jsonapi-spring-boot-starter)`
	`2`	`+[![Coverage](https://img.shields.io/sonar/coverage/hndrs_jsonapi-spring-boot-starter?server=https%3A%2F%2Fsonarcloud.io&style=for-the-badge)](https://sonarcloud.io/dashboard?id=hndrs_jsonapi-spring-boot-starter)`
	`3`	`+[![Supported Java Version](https://img.shields.io/badge/Supported%20Java%20Version-11%2B-informational?style=for-the-badge)]()`