Package Amazon Lambda layer and deploy to S3. #5

	name: cd
	on:
	push:
	branches: [main] # FIXME
	tags: ['.']
	jobs:
	deploy:
	runs-on: ubuntu-latest
	environment: aws
	permissions:
	contents: read
	id-token: write
	env:
	AWS_BUCKET: ${{ vars.AWS_BUCKET }}
	AWS_DEFAULT_REGION: ${{ vars.AWS_DEFAULT_REGION }}
	AWS_ROLE: arn:aws:iam::${{ vars.AWS_ACCOUNT_ID }}:role/GitHubActions
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: "3.9"
	# https://docs.aws.amazon.com/lambda/latest/dg/python-layers.html#python-layer-packaging
	- name: Packaging the layer content
	run: \|
	python -m venv create_layer
	source create_layer/bin/activate
	pip install -r requirements.txt
	mkdir python
	cp -r create_layer/lib python
	zip -r layer_content.zip python
	- uses: aws-actions/configure-aws-credentials@v4
	with:
	aws-region: ${{ env.AWS_DEFAULT_REGION }}
	role-to-assume: ${{ env.AWS_ROLE }}
	- run: aws s3 cp layer_content.zip s3://${{ env.AWS_BUCKET }}/vtwsclib.zip

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