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docs: add site for hosting docs on github pages #6

	# 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: "docs"
	on:
	pull_request:
	# Sync with github_actions_preview.yml on.pull_request.paths
	paths-ignore:
	- 'docs/**'
	- 'github/workflows/docs**'
	- '.hugo'

	jobs:
	# This workflow defines fallback handling for required 'deploy' check.
	# The Preview/deploy workflow only runs if configured files are modified.
	# Required checks verify the job name, not the workflow name. This workflow
	# defines a no-op check so PRs without build impact will be passed.
	# https://docs.github.com/en/repositories/configuring-branches-and-merges-in-your-repository/defining-the-mergeability-of-pull-requests/troubleshooting-required-status-checks#handling-skipped-but-required-checks
	preview:
	runs-on: ubuntu-latest
	steps:
	- run: 'echo "No build required"'

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