Docker(deps): Bump alpine from 3.20.0 to 3.20.2 #122

	# This workflow uses actions that are not certified by GitHub.
	# They are provided by a third-party and are governed by
	# separate terms of service, privacy policy, and support
	# documentation.

	name: Trivy Vulnerability Scan

	on:
	push:
	branches: ['main']
	pull_request:
	# The branches below must be a subset of the branches above
	branches: ['main']
	schedule:
	- cron: '32 5 * * 2'

	env:
	IMAGE_NAME: 'aessing/chronyd'

	permissions:
	contents: read

	jobs:
	build:
	name: Vulnerability scan
	permissions:
	contents: read # for actions/checkout to fetch code
	security-events: write # for github/codeql-action/upload-sarif to upload SARIF results
	actions: read # only required for a private repository by github/codeql-action/upload-sarif to get the Action run status
	runs-on: 'ubuntu-latest'
	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Build an image from Dockerfile
	run: \|
	docker build -t docker.io/${{ env.IMAGE_NAME }}:trivy-${{ github.sha }} .

	- name: Run Trivy vulnerability scanner
	uses: aquasecurity/trivy-action@6e7b7d1fd3e4fef0c5fa8cce1229c54b2c9bd0d8
	with:
	image-ref: 'docker.io/${{ env.IMAGE_NAME }}:trivy-${{ github.sha }}'
	format: 'sarif'
	output: 'trivy-results.sarif'
	severity: 'CRITICAL,HIGH'

	- name: Upload Trivy scan results to GitHub Security tab
	uses: github/codeql-action/upload-sarif@v3
	with:
	sarif_file: 'trivy-results.sarif'

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