[DO-NOT-MERGE] Use go standard error group for conbench #1537

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	name: "reviewdog - Dockerfiles"
	on:
	pull_request:
	paths:
	- "dockers/**"

	jobs:
	dump_contexts_to_log:
	runs-on: ubuntu-latest
	steps:
	- name: Dump GitHub context
	id: github_context_step
	run: echo $JSON
	env:
	JSON: ${{ toJSON(github) }}
	- name: Dump job context
	run: echo $JSON
	env:
	JSON: ${{ toJSON(job) }}
	- name: Dump steps context
	run: echo $JSON
	env:
	JSON: ${{ toJSON(steps) }}
	- name: Dump runner context
	run: echo $JSON
	env:
	JSON: ${{ toJSON(runner) }}
	- name: Dump strategy context
	run: echo $JSON
	env:
	JSON: ${{ toJSON(strategy) }}
	- name: Dump matrix context
	run: echo $JSON
	env:
	JSON: ${{ toJSON(matrix) }}
	hadolint:
	name: runner / hadolint
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: set git config
	run: \|
	git config --global --add safe.directory ${GITHUB_WORKSPACE}
	- name: hadolint
	uses: reviewdog/action-hadolint@v1
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	reporter: github-pr-review

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