refactor: start using rules_distroless #10

	name: Diff Images

	on:
	workflow_dispatch:
	pull_request:
	branches: ["main"]

	jobs:
	diff:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version: '1.21'
	- uses: actions/cache@v4
	with:
	path: \|
	~/.cache/bazel-repo
	key: bazel-cache-deps-ci1-${{ github.sha }}
	restore-keys: \|
	bazel-cache-deps-ci1-${{ github.sha }}
	bazel-cache-deps-ci1-
	- name: Install Deps
	run: \|
	go install github.com/google/go-containerregistry/cmd/crane@main
	go install github.com/reproducible-containers/diffoci/cmd/diffoci@master
	- name: Diff All Images
	id: diff
	run: \|
	./private/diff.bash \
	--query-bazel --registry-spawn \
	--head-ref ${{ github.head_ref }} \
	--base-ref ${{ github.event.pull_request.base.ref }} \
	--set-github-output-on-diff \
	--report ./report.log

	- uses: actions/upload-artifact@v4
	id: report
	with:
	name: "Report"
	path: "./report.log"

	- uses: peter-evans/find-comment@v3
	id: fc
	with:
	issue-number: ${{ github.event.pull_request.number }}
	comment-author: 'github-actions[bot]'
	body-includes: 🛎️ Image difference

	- name: Create or update comment
	if: ${{ steps.diff.outputs.had_diff }}
	uses: peter-evans/create-or-update-comment@v4
	with:
	comment-id: ${{ steps.fc.outputs.comment-id }}
	issue-number: ${{ github.event.pull_request.number }}
	body: \|
	🛎️ Image difference
	This pull request has changed the contents of some images.
	See the report ${{steps.report.outputs.artifact-url}}
	edit-mode: replace

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