Update gibbous ice shelf example and add plot #22

	name: 'Compile and upload document'
	on: [push]
	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}
	jobs:
	build_docker_image:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3
	- name: Log in to the Container registry
	uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	- name: Build and push Docker image
	uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
	with:
	context: ./ci
	push: true
	tags: ghcr.io/icepack/dual-problems:latest

	build_latex:
	runs-on: ubuntu-latest
	needs: build_docker_image
	container:
	image: ghcr.io/icepack/dual-problems:latest
	options: --user root
	steps:
	- name: Check out git repository
	uses: actions/checkout@v3
	- name: Install Python package
	run: pip install --editable demos/dualform
	- name: Compile TeX document
	run: make
	- name: Upload PDF file
	uses: actions/upload-artifact@v3
	with:
	name: dual-problems
	path: dual-problems.pdf

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