1, based on https://github.com/jketterl/openwebrx
git clone https://github.com/jketterl/openwebrx.git
2, first create a base image, using apline system: https: //hub.docker.com/_/alpine
docker build --build-arg BASE_IMAGE=alpine:latest -t openwebrx-base:v1 -f ./docker/Dockerfiles/Dockerfile-base .
3、