demo.yml

name: Demo

on:
  pull_request:
  workflow_dispatch:

permissions:
  contents: write

jobs:
  generate:
    runs-on: ubuntu-24.04

    env:
      CXX: g++-13

    steps:
      - uses: actions/checkout@v4

      - name: Setup dependencies
        uses: ./.github/actions/setup-ubuntu-deps

      - name: Print versions
        run: make versions

      - name: Build Cabin
        run: make RELEASE=1 -j4

      - name: Install Cabin
        run: |
          make PREFIX="$HOME/.local" install
          echo "$HOME/.local/bin" >> "$GITHUB_PATH"

      - name: Install ttyd
        run: |
          wget https://github.com/tsl0922/ttyd/releases/download/1.7.7/ttyd.x86_64 -P "$HOME/.local/bin"
          mv "$HOME/.local/bin/ttyd.x86_64" "$HOME/.local/bin/ttyd"
          chmod +x "$HOME/.local/bin/ttyd"

      - name: Install ffmpeg
        run: sudo apt-get update && sudo apt-get install -y ffmpeg

      - uses: actions/setup-go@v5
        with:
          go-version: 'stable'

      - name: Install VHS
        run: go install github.com/charmbracelet/vhs@latest

      - name: Install Nerd Font
        run: |
          mkdir -p ~/.local/share/fonts
          wget https://github.com/ryanoasis/nerd-fonts/releases/download/v3.3.0/FiraCode.zip
          unzip FiraCode.zip -d ~/.local/share/fonts/
          fc-cache -fv

      - name: Install Zsh
        run: sudo apt update && sudo apt install -y zsh

      - name: Install zsh-syntax-highlighting
        run: |
          git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ~/.zsh-syntax-highlighting
          echo "source ~/.zsh-syntax-highlighting/zsh-syntax-highlighting.zsh" >> ~/.zshrc

      - name: Install Starship
        run: |
          curl -sS https://starship.rs/install.sh | sh -s -- -y
          echo 'eval "$(starship init zsh)"' >> ~/.zshrc

      - name: Generate and publish a new demo
        run: vhs --publish demo.tape