refactor: allow cert chain for server cert #2941

	# Copyright 2022 Google LLC
	#
	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
	# You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.

	name: Lint
	on:
	pull_request:

	# Declare default permissions as read only.
	permissions: read-all

	jobs:
	lint:
	name: Run lint
	runs-on: ubuntu-latest
	steps:
	- name: Setup Python
	uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5.1.1
	with:
	python-version: "3.12"

	- name: Install nox
	run: pip install nox

	- name: Checkout code
	uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7

	- name: Run nox lint session
	run: nox --sessions lint

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