added preview window #22

	name: Documentation Generation

	on:
	push:
	tags-ignore:
	# ignore all tags
	- '**'
	branches:
	# run for all branches
	- '**'

	jobs:
	generate-docs:
	runs-on: ubuntu-22.04
	name: Generate Documentation
	env:
	TEMP_README: "__temp_readme.md"
	steps:
	- uses: actions/checkout@v3
	- uses: actions/checkout@v3
	- name: Prepare markdown file
	run: \|
	TEMP_CONFIG="$(mktemp)"
	# Retrieve default config and put it in a temp file.
	{
	echo '```lua'
	awk '/DOCGEN_END/{f=0} f; /DOCGEN_START/{f=1}' lua/projector/config.lua
	echo '```'
	} > "$TEMP_CONFIG"
	# Insert the default config between DOCGEN_CONFIG tags in the README.
	# And remove stuff between DOCGEN_IGNORE_START and DOCGEN_IGNORE_END tags from README.
	{
	sed -e '
	/DOCGEN_CONFIG_START/,/DOCGEN_CONFIG_END/!b
	/DOCGEN_CONFIG_START/r '"$TEMP_CONFIG"'
	/DOCGEN_CONFIG_END:/!d
	' <(sed '/DOCGEN_IGNORE_START/,/DOCGEN_IGNORE_END/d' README.md)
	} > "$TEMP_README"
	- name: Generate vimdoc
	uses: kdheepak/[email protected]
	with:
	vimdoc: projector
	pandoc: "${{ env.TEMP_README }}"
	toc: true
	description: "Extensible code-runner/project-configurator"
	treesitter: true
	ignorerawblocks: true
	docmappingprojectname: false
	- name: Commit the Generated Help
	uses: EndBug/add-and-commit@v9
	if: github.event_name == 'push'
	with:
	add: doc/projector.txt
	author_name: Github Actions
	author_email: [email protected]
	message: "[docgen] Update doc/projector.txt"
	pull: --rebase --autostash

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