Fix tagging, typing, and extend Readme #2

	name: Check Version

	on:
	pull_request:
	branches: main

	permissions:
	contents: read

	jobs:
	check_version:
	name: Check Version
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.9
	uses: actions/setup-python@v3
	with:
	python-version: "3.9"
	- name: Install environment
	run: \|
	python -m pip install --upgrade pip
	pip install --no-deps .
	- name: Run version check
	run: \|
	python .github/check_version_uniqueness.py

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