Hello I try to implementing this service, and try to convert HL7v2, FHIR on both sides.
https://github.com/grongierisc/iris-healthtoolkit-service/
I download this service and tried run docker-compose but after that I get some error.

Building iris
[+] Building 8.0s (11/14)                                                                                                                                                                                            docker:default
 => [internal] load build definition from dockerfile                                                                                                                                                                           0.0s
 => => transferring dockerfile: 988B                                                                                                                                                                                           0.0s
 => WARN: FromAsCasing: