Add 2.12 release notes #23

	name: Unit tests workflow
	on:
	push:
	branches:
	- "*"
	pull_request:
	branches:
	- "*"
	env:
	OPENSEARCH_DASHBOARDS_VERSION: '2.x'
	jobs:
	tests:
	name: Run unit tests
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]
	runs-on: ${{ matrix.os }}
	steps:
	# Enable longer filenames for windows
	- name: Enable longer filenames
	if: ${{ matrix.os == 'windows-latest' }}
	run: git config --system core.longpaths true
	- name: Checkout OpenSearch Dashboards
	uses: actions/checkout@v2
	with:
	repository: opensearch-project/OpenSearch-Dashboards
	ref: ${{ env.OPENSEARCH_DASHBOARDS_VERSION }}
	path: OpenSearch-Dashboards
	- name: Setup Node
	uses: actions/setup-node@v3
	with:
	node-version-file: './OpenSearch-Dashboards/.nvmrc'
	registry-url: 'https://registry.npmjs.org'
	- name: Install Yarn
	# Need to use bash to avoid having a windows/linux specific step
	shell: bash
	run: \|
	YARN_VERSION=$(node -p "require('./OpenSearch-Dashboards/package.json').engines.yarn")
	echo "Installing yarn@$YARN_VERSION"
	npm i -g yarn@$YARN_VERSION
	- run: node -v
	- run: yarn -v
	- name: Checkout Anomaly Detection OpenSearch Dashboards plugin
	uses: actions/checkout@v2
	with:
	path: OpenSearch-Dashboards/plugins/anomaly-detection-dashboards-plugin
	- name: Bootstrap the plugin
	run: \|
	cd OpenSearch-Dashboards/plugins/anomaly-detection-dashboards-plugin
	yarn osd bootstrap
	- name: Run tests
	run: \|
	cd OpenSearch-Dashboards/plugins/anomaly-detection-dashboards-plugin
	yarn run test:jest --coverage
	- name: Uploads coverage
	uses: codecov/codecov-action@v1

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