[docker] Bump alpine from 3.17.2 to 3.18.3 #29

	---
	# Example source: https://github.com/BretFisher/docker-build-workflow
	# THIS IS NOT A TEMPLATE.
	# This is just for linting the gha-workflows repo itself.
	# We call the reusable workflow from its file path.

	name: Docker Build

	on:
	push:
	branches:
	- main
	paths-ignore:
	- 'README.md'
	- '.github/linters/**'
	pull_request:
	paths-ignore:
	- 'README.md'
	- '.github/linters/**'

	# cancel any previously-started, yet still active runs of this workflow on the same branch
	concurrency:
	group: ${{ github.ref }}-${{ github.workflow }}
	cancel-in-progress: true

	jobs:

	call-docker-build:

	name: Call Docker Build

	uses: ./.github/workflows/reusable-docker-build.yaml

	permissions:
	contents: read
	packages: write
	pull-requests: write

	secrets:

	dockerhub-username: ${{ secrets.DOCKERHUB_USERNAME }}

	dockerhub-token: ${{ secrets.DOCKERHUB_TOKEN }}

	with:

	dockerhub-enable: false
	ghcr-enable: true

	image-names: \|
	ghcr.io/${{ github.repository }}

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