bump version to 2.1.18 #306

	# This workflow will install Python dependencies, run tests and lint with a single version of Python
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: CloudFormation Python Plugin CI

	on: [push, pull_request]

	jobs:
	os_build:
	env:
	AWS_DEFAULT_REGION: us-east-1
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]
	python: [ "3.8", "3.9", "3.10", "3.11", "3.12" ]
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python }}
	cache: pip
	- name: Install dependencies
	run: \|
	pip install --upgrade mypy 'attrs==19.2.0' -r https://raw.githubusercontent.com/aws-cloudformation/aws-cloudformation-rpdk/master/requirements.txt
	- name: Install both plugin and support lib
	run: \|
	pip install . src/
	- uses: actions/cache@v3
	with:
	path: ~/.cache/pre-commit/
	key: ${{ matrix.os }}-${{ env.pythonLocation }}${{ hashFiles('.pre-commit-config.yaml') }}
	- name: pre-commit checks
	run: \|
	pre-commit run --all-files
	- name: End to End Resource Packaging Test Python 3.8
	run: ./e2e-test.sh python38
	- name: End to End Resource Packaging Test Python 3.9
	run: ./e2e-test.sh python39
	- name: End to End Resource Packaging Test Python 3.10
	run: ./e2e-test.sh python310
	- name: End to End Resource Packaging Test Python 3.11
	run: ./e2e-test.sh python311
	- name: End to End Resource Packaging Test Python 3.12
	run: ./e2e-test.sh python312

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