MicroProfile Starter has generated this MicroProfile application for you.
The generation of the executable jar file can be performed by issuing the following command
mvn clean package
This will create an executable jar file payaramicro-microprofile-jsf-microbundle.jar within the target maven folder. This can be started by executing the following command
java -jar target/payaramicro-microprofile-jsf-microbundle.jar
To launch the test page, open your browser at the following URL
http://localhost:8080/index.html
By default, there is always the creation of a JAX-RS application class to define the path on which the JAX-RS endpoints are available.
Also, a simple Hello world endpoint is created, have a look at the class HelloController.
More information on MicroProfile can be found here