github-pages.yml

name: github-pages
# inspired by https://blog.oldweb2.com/remix-static-site

on:
  push:
    branches: [main, tabler]
  #schedule:
  #  - cron: "42 * * * *"

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3

      - uses: actions/setup-go@v4
        with:
          go-version: "1.20.x"

      - run: go install golang.org/x/tools/cmd/present
      - run: go install ./cmd/reveal

      - name: convert .reveal.md files
        run: reveal presentations/*/*.reveal.md

      - name: start server and mirror it with wget
        run: |
          go run golang.org/x/tools/cmd/present -http=127.0.0.1:3999 -play=false -orighost=gnolang.github.io &
          sleep 5
          wget --mirror http://localhost:3999 -P workshops --no-host-directories --page-requisites --adjust-extension --convert-links

          # hacks: wget is missing styles.css (injected in JS)
          wget --mirror http://localhost:3999/static/styles.css -P workshops --no-host-directories --page-requisites --adjust-extension --convert-links
          # hacks: copy over the images
          # (at time of writing, they come from rendered markdown files, which wget can't follow)
          for i in presentations/*/*.{png,jpg,jpeg}; do cp $i workshops/$i; done || true
          sed -i='' s@/static/@/workshops/static/@ workshops/static/slides.js

      - run: find workshops/ -type f -ls

      - uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./workshops