release.yml

name: Release

on:
  push:
    tags:
      - 'v[0-9]*'

jobs:
  release:
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        with:
          python-version: '3.12'

      - name: Install Python dependencies
        run: |
          python -m venv .venv
          .venv/bin/pip install -r requirements.txt

      - name: Install ffmpeg, fonts, and ImageMagick
        run: |
          sudo apt-get update -q
          sudo apt-get install -y ffmpeg fonts-dejavu-core imagemagick
          sudo ln -sf /usr/bin/convert /usr/local/bin/magick

      - name: Install vhs and ttyd
        run: |
          sudo mkdir -p /etc/apt/keyrings
          curl -fsSL https://repo.charm.sh/apt/gpg.key \
            | sudo gpg --dearmor -o /etc/apt/keyrings/charm.gpg
          echo "deb [signed-by=/etc/apt/keyrings/charm.gpg] https://repo.charm.sh/apt/ * *" \
            | sudo tee /etc/apt/sources.list.d/charm.list
          sudo apt-get update -q && sudo apt-get install -y vhs ttyd

      - name: Generate demo videos
        run: make demo-stack-dark demo-sll-dark demo-dll-dark demo-uint-dark

      - name: Create GitHub release
        uses: softprops/action-gh-release@v2
        with:
          generate_release_notes: true
          files: |
            demos/stack-dark.mp4
            demos/sll-dark.mp4
            demos/dll-dark.mp4
            demos/unsigned-int-dark.mp4