Merge branch 'main' of https://github.com/urbanjost/M_matrix into main #25

	#name: Build FORD docs & deploy to gh-pages
	name: FORD docs deployed to main
	on:
	push:
	branches:
	- main

	jobs:
	build:
	name: Deploy docs
	runs-on: ubuntu-latest
	steps:
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.x'

	- name: Install dependencies
	run: python -m pip install --upgrade pip ford

	- name: Checkout main
	uses: actions/checkout@v1

	- name: Build docs
	run: \|
	ford --version
	ford ford.md
	ls
	tree

	- name: Deploy
	uses: JamesIves/github-pages-deploy-action@releases/v3
	with:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	#BRANCH: gh_pages
	BRANCH: main
	FOLDER: docs/fpm-ford
	TARGET_FOLDER: docs/fpm-ford
	# ford(1) deletes the output directory before running
	# so be careful to specify a unique subdirectory in
	# your ford(1) configuration files

	# valid inputs are ['SSH', 'ACCESS_TOKEN', 'GITHUB_TOKEN', 'BRANCH',
	# 'FOLDER', 'TARGET_FOLDER', 'BASE_BRANCH', 'COMMIT_MESSAGE', 'CLEAN',
	# 'CLEAN_EXCLUDE', 'GIT_CONFIG_NAME', 'GIT_CONFIG_EMAIL', 'REPOSITORY_NAME',
	# 'WORKSPACE', 'SINGLE_COMMIT', 'LFS', 'SILENT', 'PRESERVE']

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