docker buildx build -f dockerfile-alpine --platform linux/arm/v7 -t protronic/canopenproxy-alpine-armv7 --load .
docker buildx build -f dockerfile-slim --platform linux/arm/v7 -t protronic/canopenproxy-armv7 --load .
docker run --rm --net=host --platform linux/arm/v7 protronic/canopenproxy-armv7:latest
docker save protronic/canopenproxy-armv7:latest | ssh admin@ucg docker load