`Documentation`: Add overview page for the playground #371

	name: Documentation

	on:
	pull_request:
	paths:
	- 'docs/**'
	- '.github/workflows/docs.yml'
	push:
	branches:
	- develop
	tags: '[0-9]+.[0-9]+.[0-9]+'
	paths:
	- 'docs/**'
	- 'athena/athena/**' # Function docstrings might change
	- 'assessment_module_manager/assessment_module_manager/**' # Function docstrings might change
	- '.github/workflows/docs.yml'
	release:
	types:
	- created

	# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
	permissions:
	contents: read
	pages: write
	id-token: write

	jobs:

	docs:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: ammaraskar/sphinx-action@master
	with:
	docs-folder: "docs/"
	build-command: make html dirhtml
	- uses: actions/upload-artifact@v3
	with:
	name: Documentation
	path: docs/_build/html/
	- uses: actions/upload-pages-artifact@v1
	with:
	path: docs/_build/dirhtml/

	# Deployment job
	deploy:
	if: github.ref == 'refs/heads/develop'
	environment:
	name: github-pages
	url: "https://ls1intum.github.io/Athena"
	runs-on: ubuntu-latest
	needs: docs
	steps:
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v1

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