Version check #8

	name: Version Check

	on:
	pull_request:
	branches:
	- main

	jobs:
	deploy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Setup Python
	uses: actions/setup-python@v4
	with:
	python-version: '3.11'
	cache: 'pip'
	cache-dependency-path: 'pyproject.toml'
	- name: Install dependencies
	run: \|
	pip install --editable .
	pip install packaging
	- name: Fetch versions
	run: \|
	git fetch origin --tags
	previous_version=$(git describe --tags --match="[0-9]*" origin/main)
	latest_version=$(pip show project_extraction \| awk '/^Version: / {sub("^Version: ", ""); print}')
	echo "Version tag on main: $previous_version"
	echo "Version tag on this branch: $latest_version"
	echo "PREVIOUS_VERSION=$previous_version" >> $GITHUB_ENV
	echo "LATEST_VERSION=latest_version" >> $GITHUB_ENV
	- name: Assert version
	run: \|
	python <<EOP
	import sys; from packaging import version
	sys.exit(int(version.parse("$PREVIOUS_VERSION") >= version.parse("$LATEST_VERSION")))
	EOP
	- name: Push tag
	run: \|
	git tag -a "$new" HEAD -m "Version v$new"
	git push origin "$new"

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