Update homepage with contribution infos #235

	name: Build site
	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 0
	- name: Install python
	uses: actions/setup-python@v2
	with:
	python-version: 3.x
	- name: Install deps
	run: pip install -U -r requirements.txt
	- name: Build
	run: mkdocs build --strict

Provide feedback