bug: website deploys before merging to main #49

	# Github action to build preview sphinx site and commit to gh-pages branch
	# Built site is pushed to 'gh-pages' branch
	#

	name: Sphinx Preview Build

	on:
	issue_comment:
	types: [created]

	jobs:
	build:
	runs-on: ubuntu-latest
	if: github.event.issue.pull_request && contains(github.event.comment.body, '#preview')

	steps:
	- name: Checkout pr/${{github.event.issue.number}}
	uses: actions/checkout@v3

	- name: Fetch pr/${{github.event.issue.number}}
	run: \|
	git fetch origin pull/${{github.event.issue.number}}/head:pr-${{github.event.issue.number}}
	git checkout pr-${{github.event.issue.number}}

	- name: Install dependencies
	uses: mamba-org/setup-micromamba@v1
	with:
	environment-file: environment.yaml

	- name: Safe workflow for build preview
	run: if [ -d "_build" ]; then rm -rf _build; fi

	- name: Build page and Translations
	if: contains(github.event.comment.body, '#preview')
	run: \|
	make gettext html

	- name: Create nojekyll file
	run: \|
	touch _build/.nojekyll

	- name: Deploy documentation sphinx
	uses: JamesIves/[email protected]
	with:
	token: ${{ secrets.GITHUB_TOKEN }}
	branch: gh-pages
	target-folder: pr/${{github.event.issue.number}}
	folder: _build/html
	clean: false
	git-config-email: [email protected]
	git-config-name: Fortran

	- name: Comment on pull request
	uses: peter-evans/create-or-update-comment@v2
	with:
	issue-number: ${{github.event.issue.number}}
	body: "This PR has been built with Sphinx and can be previewed at: https://fortran-lang.github.io/fpm/pr/${{github.event.issue.number}}"

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