Always use digests when making a release (#1082) (#1086)

Signed-off-by: Filip Brychta <fbrychta@redhat.com>

Author: FilipB

.github/workflows/release.yaml

@@ -22,6 +22,7 @@ run-name: ${{ inputs.run_name }}
 env:
   GIT_USER: ${{ secrets.GIT_USER }}
   GITHUB_TOKEN: ${{ secrets.GIT_TOKEN }}
+  USE_IMAGE_DIGESTS: true
 
 jobs:
   release:

Makefile.core.mk

@@ -151,6 +151,7 @@ BUNDLE_GEN_FLAGS ?= -q --overwrite --version $(VERSION) $(BUNDLE_METADATA_OPTS)
 # It also adds .spec.relatedImages field to generated CSV
 # Note that 'operator-sdk generate bundle' always removes spec.relatedImages field when USE_IMAGE_DIGESTS=false, even if the field already exists in the base CSV
 # Make sure to enable this before creating a release as it's a requirement for disconnected environments.
+# Currently we keep this disabled for local development and only enable this in the release GH action.
 USE_IMAGE_DIGESTS ?= false
 ifeq ($(USE_IMAGE_DIGESTS), true)
 	BUNDLE_GEN_FLAGS += --use-image-digests