chore(docker): drop legacy syntax for env variables #381

	name: Upload Packages

	on:
	push:

	release:
	types: [published]

	jobs:
	publish-python:
	name: Publish Python package
	runs-on: ubuntu-latest
	environment: release
	permissions:
	# IMPORTANT: this permission is mandatory for trusted publishing
	id-token: write
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Setup uv
	uses: astral-sh/setup-uv@v3
	with:
	enable-cache: true

	- name: Build package
	run: uv build

	- name: Publish to PyPI
	if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
	uses: pypa/gh-action-pypi-publish@release/v1

	publish-docker:
	name: Publish Docker image
	runs-on: ubuntu-latest
	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Login to Docker Hub
	uses: docker/login-action@v3
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Get Version
	id: create_release
	shell: python
	env:
	tag_act: ${{ github.ref }}
	run: \|
	import os
	ref_tag = os.getenv('tag_act').split('/')[-1]
	with open(os.getenv('GITHUB_OUTPUT'), 'w') as f:
	print(f"tag_name={ref_tag}", file=f)

	- name: Build and push
	uses: docker/build-push-action@v6
	with:
	platforms: linux/arm64,linux/amd64
	file: docker/Dockerfile
	push: ${{ github.event_name == 'push' && startsWith(github.ref, 'refs/tags') }}
	tags: \|
	ghcr.io/jeertmans/manim-slides:latest
	ghcr.io/jeertmans/manim-slides:${{ steps.create_release.outputs.tag_name }}

Provide feedback