#414 Update README

README.md

-## FitCo Java SDK
\ No newline at end of file
+## FIT-Co Java SDK
+
+
+### Build
+
+To build the maven artifact, run: `mvn clean install`
+####
+To run all tests, run: `mvn test`
+
+### Modules
+#### API Module
+The api module consists of all domain model classes and (api-) public interfaces needed to build an sdk-client 
+
+#### Client Module
+API implementations and Tests
+
+### Documentation
+https://docs.fitko.de/fit-connect/docs/
+
+### Self Service Portal (DEV)
+https://portal.auth-testing.fit-connect.fitko.dev/
+