Update README.md

Author: gregwhitaker

README.md

@@ -1,4 +1,6 @@
 # springboot-rsocketjwt-example
+![Build](https://github.com/gregwhitaker/springboot-rsocketjwt-example/workflows/Build/badge.svg)
+
 An example of using [JWT](https://jwt.io/), for authentication and authorization, with [RSocket](http://rsocket.io) and Spring Boot.
 
 This example consists of an RSocket service, `hello-service`, that returns hello messages based upon the method called and the supplied JWT token from the `hello-client` application.
@@ -100,4 +102,4 @@ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
+SOFTWARE.