Add links to text preparation notes from S.Grigoriev #48

	name: Build LaTeX document
	on: [push]
	jobs:
	build_latex:
	runs-on: ubuntu-latest
	steps:
	- name: Cancel Previous Runs
	uses: styfle/[email protected]

	- name: Set up Git repository
	uses: actions/checkout@v2

	- run: sudo apt-get update
	- run: make depext-deb

	- name: build VKR
	run: make vkr.pdf

	- name: build talk
	run: make talk.pdf

	- name: Upload PDF VKR file
	uses: actions/upload-artifact@v3
	with:
	name: VKR
	path: vkr.pdf

	- name: Upload PDF talk file
	uses: actions/upload-artifact@v3
	with:
	name: talk
	path: talk.pdf

	# - name: example-class-relations--svg
	# uses: dante-ev/latex-action@latest
	# with:
	# root_file: vkr.tex
	# compiler: xelatex
	# args: -interaction=nonstopmode -shell-escape

	# name: Build LaTeX document
	# on: [push]
	# jobs:
	# build_latex:
	# runs-on: ubuntu-latest
	# steps:
	# - name: Set up Git repository
	# uses: actions/checkout@v3

	# - name: Compile LaTeX document
	# uses: xu-cheng/latex-action@v2
	# with:
	# root_file: vkr.tex
	# latexmk_use_xelatex: true
	# latexmk_shell_escape: true
	# extra_system_packages: texlive-lang-cyrillic texlive-xetex texlive-bibtex-extra texlive-plain-generic texlive-fonts-recommended

	# - name: Upload PDF file
	# uses: actions/upload-artifact@v3
	# with:
	# name: PDF
	# path: main.pdf

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