deploy_previous_version_docs_to_cf.yaml

# Copyright 2026 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

name: "CF: Deploy Previous Version Docs"

on:
  workflow_dispatch:
    inputs:
      version_tag:
        description: 'The old version tag to build docs for (e.g., v0.15.0)'
        required: true
        type: string

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

    steps:
      - name: Checkout Tag (Code + Content)
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          ref: ${{ github.event.inputs.version_tag }}
          submodules: 'recursive'
          fetch-depth: 0

      - name: Apply Backports and Fixes
        run: |
          # 1. Fetch main to get the compressed GIF
          git fetch origin main
          
          git show origin/main:docs/en/documentation/configuration/toolbox-ui/edit-headers.gif > docs/en/how-to/toolbox-ui/edit-headers.gif
          
          sed -i 's|/genai-toolbox/|/|g' .hugo/layouts/partials/navbar-version-selector.html

          sed -i 's|https://googleapis.github.io/genai-toolbox|https://mcp-toolbox.dev|g' .hugo/hugo.toml

          git show origin/main:.hugo/hugo.cloudflare.toml > modern_config.toml
          
          # Graft the future version list into the old config using Node.js!
          node -e "
          const fs = require('fs');
          const modern = fs.readFileSync('modern_config.toml', 'utf8');
          let old = fs.readFileSync('.hugo/hugo.toml', 'utf8');
          
          // Convert any old GitHub URLs to Cloudflare in the rest of the config
          old = old.replace(/https:\/\/googleapis\.github\.io\/genai-toolbox/g, 'https://mcp-toolbox.dev');
          
          // Erase the outdated version list from the old config
          old = old.replace(/\[\[params\.versions\]\][\s\S]*?(?=\n\[\[|\n\[|$)/g, '');
          
          // Extract the fully updated version list from the modern config
          const modernVersions = modern.match(/\[\[params\.versions\]\][\s\S]*?(?=\n\[\[|\n\[|$)/g);
          
          // Inject the modern versions into the old config
          if (modernVersions) {
            fs.writeFileSync('.hugo/hugo.toml', old + '\n\n' + modernVersions.join('\n'));
          } else {
            fs.writeFileSync('.hugo/hugo.toml', old);
          }
          "


      - name: Setup Hugo and Node
        uses: peaceiris/actions-hugo@75d2e84710de30f6ff7268e08f310b60ef14033f # v3
        with:
          hugo-version: "0.145.0"
          extended: true
      - uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6
        with:
          node-version: "22"

      - name: Install Dependencies
        run: npm ci
        working-directory: .hugo

      - name: Build Hugo Site for Archived Version
        run: |
          hugo --minify 
          rm -f public/releases.releases
        working-directory: .hugo
        env:
          HUGO_BASEURL: https://mcp-toolbox.dev/${{ github.event.inputs.version_tag }}/
          HUGO_RELATIVEURLS: false
          HUGO_PARAMS_VERSION: ${{ github.event.inputs.version_tag }}

      - name: Build Pagefind Index (Archived Version)
        run: npx pagefind --site public
        working-directory: .hugo

      - name: Deploy to cloudflare-pages
        uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e # v4
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: .hugo/public
          publish_branch: cloudflare-pages
          destination_dir: ./${{ github.event.inputs.version_tag }}
          keep_files: true
          allow_empty_commit: true
          commit_message: "docs(backport): deploy docs for ${{ github.event.inputs.version_tag }}"

      - name: Clean Build Directory
        run: rm -rf .hugo/public

      - name: Build Hugo Site
        run: hugo --minify 
        working-directory: .hugo
        env:
          HUGO_BASEURL: https://mcp-toolbox.dev/
          HUGO_RELATIVEURLS: false
          HUGO_PARAMS_VERSION: ${{ github.event.inputs.version_tag }}

      - name: Build Pagefind Index (Root)
        run: npx pagefind --site public
        working-directory: .hugo

      - name: Deploy to root
        uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e # v4
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: .hugo/public
          publish_branch: cloudflare-pages
          keep_files: true
          allow_empty_commit: true
          commit_message: "deploy: docs to root for ${{ github.event.inputs.version_tag }}"