isar/.github/workflows/docs.yaml

name: Unified Deploy Docs

on:
  push:
    branches:
      - main
      - v3

jobs:
  deploy:
    runs-on: ubuntu-latest
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    permissions:
      contents: write
      id-token: write
      pages: write
    steps:
      - name: Checkout v3 branch
        uses: actions/checkout@v4
        with:
          ref: "v3"
          path: "v3"

      - name: Build v3 docs
        run: |
          cd v3
          git fetch --unshallow
          git fetch --tags
          tool/replace-versions.sh
          cd docs
          sed -i'.bak' "s|base:.*|base: '/v3/',|" docs/.vuepress/config.ts
          sed -i 's|text: "vx.x"|text: "v3.x"|' docs/.vuepress/config.ts  
          npm ci
          npm run build
          mv ./docs/.vuepress/dist ../../v3-docs

      - name: Checkout main branch
        uses: actions/checkout@v4
        with:
          ref: "main"
          path: "main"

      - name: Build main docs
        run: |
          cd main
          git fetch --tags
          tool/replace-versions.sh
          cd docs
          sed -i'.bak' "s|base:.*|base: '/',|" docs/.vuepress/config.ts
          sed -i 's|text: "vx.x"|text: "v4.x"|' docs/.vuepress/config.ts  
          npm ci
          npm run build
          mv ./docs/.vuepress/dist ../../main-docs

      - name: Prepare deployment directory
        run: |
          mkdir deploy
          mv main-docs/* deploy/
          mkdir deploy/v3
          mv v3-docs/* deploy/v3/

      - name: Setup Pages
        uses: actions/configure-pages@v4

      - name: Upload artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: deploy

      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4