prune dockers before building them in order to preserve space

Author: dkijania

scripts/docker/build.sh

@@ -163,6 +163,9 @@ export_docker_tag
 
 BUILD_NETWORK="--network=host"
 
+# Prune old docker images (24 hours)
+docker system prune --all  --filter until=24h
+
 # If DOCKER_CONTEXT is not specified, assume none and just pipe the dockerfile into docker build
 if [[ -z "${DOCKER_CONTEXT}" ]]; then
   cat $DOCKERFILE_PATH | docker build $NO_CACHE $BUILD_NETWORK $CACHE $NETWORK $IMAGE $DEB_CODENAME $DEB_RELEASE $DEB_VERSION $DOCKER_DEB_SUFFIX $DEB_REPO $BRANCH $REPO -t "$TAG" -