Release build failed for v0.13.0

[peterbroadhurst]

https://github.com/hyperledger/firefly/runs/5191670680?check_suite_focus=true

Run make DOCKER_ARGS='\
./docker_build.sh \
  --label commit=ITHUB_SHA \
  --label build_date= \
  --label tag= \
  --tag ghcr.io/hyperledger/firefly:
--label commit=ITHUB_SHA --label build_date= --label tag= --tag ghcr.io/hyperledger/firefly:
FIREFLY_BUILDER_TAG=golang:1.16-alpine3.15
FABRIC_BUILDER_TAG=golang:1.16-alpine3.15
FABRIC_BUILDER_PLATFORM=linux/x86_64
SOLIDITY_BUILDER_TAG=ethereum/solc:0.8.11-alpine
BASE_TAG=alpine:3.15
UI_TAG=v0.5.0
UI_RELEASE=v0.5.0_8cb358c
invalid argument "ghcr.io/hyperledger/firefly:" for "-t, --tag" flag: invalid reference format
See 'docker build --help'.
make: *** [Makefile:[9](https://github.com/hyperledger/firefly/runs/5191865574?check_suite_focus=true#step:3:9)4: docker] Error [12](https://github.com/hyperledger/firefly/runs/5191865574?check_suite_focus=true#step:3:12)5
Error: Process completed with exit code 2.

[peterbroadhurst]

Looks like GITHUB_REF is blank

[peterbroadhurst]

I think maybe it's the single quotes, passing actual $ signs to make:

firefly/.github/workflows/docker_release.yml

Lines 17 to 22 in cb470e0

	make DOCKER_ARGS='\
	--label commit=$GITHUB_SHA \
	--label build_date=$(date -u +"%Y-%m-%dT%H:%M:%SZ") \
	--label tag=${GITHUB_REF##*/} \
	--tag ghcr.io/hyperledger/firefly:${GITHUB_REF##*/}' \
	docker