Switch to self-hosted container registry.

push.sh

@@ -2,11 +2,11 @@
 
 set -eux pipefail
 
-IMAGE=witten/wake-on-lan-service
+REGISTRY=projects.torsion.org
+IMAGE=$REGISTRY/witten/wake-on-lan-service
 
-sudo docker buildx build -t $IMAGE:amd64 .
-sudo docker push $IMAGE:amd64
-sudo docker buildx build --platform linux/arm/v7 -t $IMAGE:armv7 .
-sudo docker push $IMAGE:armv7
+sudo docker login $REGISTRY
+sudo docker buildx build --push -t $IMAGE:amd64 .
+sudo docker buildx build --push --platform linux/arm/v7 -t $IMAGE:armv7 .
 sudo docker manifest create --amend $IMAGE:latest $IMAGE:amd64 $IMAGE:armv7
 sudo docker manifest push $IMAGE:latest