Remove manual cacheing from container builds

[dylanhmorris]

CI build time is not a sufficient concern and is one potential culprit for sporadic manifest-not-found errors

pyrenew-hew/.github/scripts/docker_build_and_push.sh

Lines 1 to 8 in cde101f

	IMAGE="ghcr.io/cdcgov/$1"
	TAG="$2"
	GIT_COMMIT_SHA="$3"
	GIT_BRANCH_NAME="$4"
	BUILDER=docker-container-driver-builder
	# create a builder with the docker-container driver to allow cache-export
	docker buildx create --name "$BUILDER" --driver=docker-container || true

[dylanhmorris]

@jkislin would you be up for tackling this?

[jkislin]

@dylanhmorris sure thing - this is a blocker for me too and I can start looking in about an hour. I'll let you know if I get stuck.

[dylanhmorris]

Thank you!

[jkislin]

Working on this in #659. ETA Thursday 9/11/25 if no blockers.

[jkislin]

Ready for review or feedback at #659.