The entrypoint.sh fails at line 115 while setup

[supar]

The entrypoint.sh fails at line 115 if there are no variables in .env

REGISTRY_S3_ACCESSKEY=
REGISTRY_S3_SECRET=
REGISTRY_S3_REGION=
REGISTRY_S3_ENDPOINT=
REGISTRY_S3_BUCKET=
REGISTRY_TOKEN_REALM=

To fix

registry_conf() {
...
	    accesskey: ${REGISTRY_S3_ACCESSKEY:=}
	    secretkey: ${REGISTRY_S3_SECRET:=}
	    region: ${REGISTRY_S3_REGION:=}
	    regionendpoint: ${REGISTRY_S3_ENDPOINT:=}
	    bucket: ${REGISTRY_S3_BUCKET:=}
...
}