name: Deploy Docs

on:
  push:
    branches: ["main"]

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

concurrency:
  group: "pages"
  cancel-in-progress: true

jobs:
  Deploy:
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: macos-15
    steps:
      - uses: actions/checkout@v4
      - name: Build Docs
        run: |
          sed -i '' -n 'H;${x;s/^\n//;s/        .package.*$/        .package(url: "https:\/\/github.com\/swiftlang\/swift-docc-plugin", from: "1.3.0"),\n&/;p;}' Package.swift
          swift package --allow-writing-to-directory ./docs \
            generate-documentation --target TermKitBackend --output-path ./docs \
            --transform-for-static-hosting --hosting-base-path TermKitBackend
      - name: Modify Docs
        run: |
          echo "<script>window.location.href += \"/documentation/termkitbackend\"</script>" > docs/index.html;
          sed -i '' 's/,2px/,10px/g' docs/css/index.*.css
      - name: Upload Artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: 'docs'
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4