Обновил workflow для создания релиза #22

	name: Publish Python Package

	on:
	push:
	branches:
	- main

	jobs:
	check_version:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.x'

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install poetry

	- name: Get current version
	id: get_version
	run: \|
	echo "VERSION=$(poetry version -s)" >> $GITHUB_ENV

	- name: Check if version is pre-release
	id: check_prerelease
	run: \|
	if [[ "${{ env.VERSION }}" == "alpha" \|\| "${{ env.VERSION }}" == "beta" ]]; then
	echo "IS_PRERELEASE=true" >> $GITHUB_ENV
	else
	echo "IS_PRERELEASE=false" >> $GITHUB_ENV
	fi

	- name: Check if version exists on PyPI
	id: check_version
	run: \|
	if curl -s https://pypi.org/pypi/manimextra/json \| jq -e ".releases \| has(\"${{ env.VERSION }}\")"; then
	echo "VERSION_EXISTS=true" >> $GITHUB_ENV
	else
	echo "VERSION_EXISTS=false" >> $GITHUB_ENV
	fi

	- name: Publish to PyPI
	if: env.IS_PRERELEASE == 'false' && env.VERSION_EXISTS == 'false'
	env:
	POETRY_PYPI_TOKEN_PYPI: ${{ secrets.PYPI_API_TOKEN }}
	run: \|
	poetry config pypi-token.pypi $POETRY_PYPI_TOKEN_PYPI
	poetry build
	poetry publish

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