web.yml

name: Publish Sandopolis Web

on:
  workflow_dispatch:
  push:
    branches:
      - main
      - develop
    tags:
      - 'v*'

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

permissions:
  contents: read
  pages: write
  id-token: write

jobs:
  build-web:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          lfs: true

      - name: Configure GitHub Pages
        uses: actions/configure-pages@v5

      - name: Determine Zig version
        id: zigver
        shell: bash
        run: |
          version="$(sed -n 's/.*\.minimum_zig_version = "\(.*\)".*/\1/p' build.zig.zon)"
          if [ -z "$version" ]; then
            echo "Failed to read minimum_zig_version from build.zig.zon" >&2
            exit 1
          fi
          echo "version=$version" >> "$GITHUB_OUTPUT"

      - name: Install Zig
        uses: goto-bus-stop/setup-zig@v2
        with:
          version: ${{ steps.zigver.outputs.version }}

      - name: Set build metadata
        id: build_meta
        shell: bash
        run: |
          echo "git_branch=${GITHUB_REF_NAME}" >> "$GITHUB_OUTPUT"
          echo "git_hash=${GITHUB_SHA::5}" >> "$GITHUB_OUTPUT"
          echo "build_time=$(date -u '+%Y-%m-%d %H:%M UTC')" >> "$GITHUB_OUTPUT"

      - name: Build WebAssembly module
        run: zig build wasm -Dgit-branch="${{ steps.build_meta.outputs.git_branch }}" -Dgit-hash="${{ steps.build_meta.outputs.git_hash }}" -Dbuild-time="${{ steps.build_meta.outputs.build_time }}"

      - name: Prepare publish directory
        run: |
          mkdir -p ./publish/img ./publish/fonts
          cp -r ./web/. ./publish/
          cp ./docs/assets/overlays/crt/*.png ./docs/assets/overlays/genesis/*.png ./publish/img/
          cp ./src/frontend/fonts/ttf/JetBrainsMono-*.ttf ./publish/fonts/
          cp ./zig-out/web/sandopolis.wasm ./publish/
          # CREDITS.txt is part of web/ and copied by the recursive cp above.
          # This guard fails the deploy if it ever goes missing.
          test -f ./publish/CREDITS.txt

      - name: Upload GitHub Pages artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: ./publish

  deploy-web:
    runs-on: ubuntu-latest
    needs: build-web
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4