Move skywalking cluster to a dedicated module and reorganize the doc #9

	# Licensed to the Apache Software Foundation (ASF) under one
	# or more contributor license agreements. See the NOTICE file
	# distributed with this work for additional information
	# regarding copyright ownership. The ASF licenses this file
	# to you 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: Check Docs
	on:
	- pull_request

	jobs:
	docs:
	name: ${{ matrix.doc.name }}
	runs-on: ubuntu-latest
	strategy:
	matrix:
	doc:
	- name: AWS
	dir: aws
	output-file: configurations.md
	- name: AWS SkyWalking Module
	dir: aws/modules/skywalking
	output-file: README.md
	fail-fast: true
	steps:
	- uses: actions/checkout@v3
	with:
	submodules: true
	ref: ${{ github.event.pull_request.head.ref }}
	- name: Render and check docs is updated
	uses: ./.github/actions/terraform-docs
	with:
	working-dir: ${{ matrix.doc.dir }}
	output-file: ${{ matrix.doc.output-file }}
	output-method: inject
	fail-on-diff: "true"
	- name: Print diff
	if: ${{ failure() }}
	run: git diff --staged

Provide feedback