feat(bigtable): Async refresh dry run in parallel with sync refresh #1245

	# Copyright 2023 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.
	# Github action job to test core java library features on
	# downstream client libraries before they are released.
	on:
	push:
	paths:
	- 'bigtable/**'
	branches:
	- main
	pull_request:
	paths:
	- 'bigtable/**'
	name: bigtable_conformance

	permissions:
	contents: read

	env:
	GOTOOLCHAIN: local

	jobs:
	bigtable_conformance:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	# Bigtable test proxy can be run on any of these Go versions
	go: [ '1.21', '1.23']
	folders: ['bigtable']
	steps:
	- uses: actions/checkout@v4
	with:
	path: google-cloud-go
	- uses: actions/checkout@v4
	with:
	repository: googleapis/cloud-bigtable-clients-test
	ref: main
	path: cloud-bigtable-clients-test
	- uses: actions/setup-go@v5
	with:
	go-version: ${{ matrix.go }}
	- run: go version
	- run: go install github.com/jstemmer/go-junit-report/v2@latest
	- run: chmod +x ./google-cloud-go/${{ matrix.folders }}/conformance_test.sh
	- run: ./google-cloud-go/${{ matrix.folders }}/conformance_test.sh

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