feat(source-sync): overhaul behaviour #9108

	# Copyright 2021 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
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	name: lint

	on:
	push:
	branches: [ master ]
	pull_request:
	# The branches below must be a subset of the branches above
	branches: [ master ]

	permissions:
	contents: read

	jobs:
	lint:
	name: Lint and format
	runs-on: ubuntu-latest
	steps:
	- name: Check out code
	uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
	- name: Set up Python
	uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
	with:
	python-version: '3.11'
	- name: Install poetry
	run: pip install poetry==1.8.3
	- name: Set up poetry
	run: poetry install
	- name: Set up Go
	uses: actions/setup-go@41dfa10bad2bb2ae585af6ee5bb4d7d973ad74ed # v5.1.0
	with:
	go-version: '>=1.23.1'
	- name: Set up terraform
	uses: hashicorp/setup-terraform@b9cd54a3c349d3f38e8881555d616ced269862dd # v3.1.2
	- name: Run pylint and yapf, go vet
	run: poetry run ./tools/lint_and_format.sh

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