Switch to github actions (#17)

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* Install all needed TeXLive packages

* Install only needed TeXLive packages

.github/workflows/build.yml

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+name: CI
+
+on: [push, pull_request]
+
+env:
+  TEXLIVE_VERSION: 2021
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+
+      - name: Setup
+        run: |
+          # install current version of inkscape
+          sudo add-apt-repository -y ppa:inkscape.dev/stable
+          sudo apt-get update -q
+          # curl for download, dbus-x11 fixes a lot of warnings from inkscape that
+          # cluttered the log
+          sudo apt-get install inkscape curl dbus-x11 -y
+          inkscape --version
+
+          # install texlive
+          pip install https://github.com/MaxNoe/texlive-batch-installation/archive/master.tar.gz
+          install_texlive -t $TEXLIVE_VERSION --collection='-a' --package-file tex-packages.txt -p $HOME/.local/texlive -v
+          echo "$HOME/.local/texlive/$TEXLIVE_VERSION/bin/x86_64-linux" >> $GITHUB_PATH
+
+      - name: Install Montserrat Font
+        run: |
+          curl -Lo $HOME/montserrat.zip https://fonts.google.com/download?family=Montserrat
+          mkdir -p $HOME/.local/share/fonts
+          unzip -d $HOME/.local/share/fonts $HOME/montserrat.zip
+          fc-cache
+          fc-list 'Montserrat'
+          luaotfload-tool --update --force
+
+      - name: Build
+        run: |
+          dbus-run-session python create_logos.py -n 2
+          zip -r ./s4f_all_logos.zip ./s4f_all_logos -x '*.zip'
+          mv s4f_all_logos.zip s4f_all_logos
+
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: s4f_all_logos/*.zip

tex-packages.txt

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+epstopdf-pkg
+fontspec
+geometry
+graphics
+ifmtarg
+infwarerr
+latex
+latex-bin
+luacode
+lualatex-math
+luaotfload
+luatex
+luatex85
+luatex85
+luatexbase
+pgf
+standalone
+tools
+xcolor
+xifthen
+xkeyval
+ltxcmds