Merge pull request #1915 from dscho/book-v1-redirects

Add ProGit v1 redirects

Author: dscho

.github/workflows/update-book.yml

@@ -52,9 +52,12 @@ jobs:
         with:
           sparse-checkout: |
             script
+            data/
             external/book/sync
             external/book/data
             external/book/content/book/${{ matrix.language.lang }}
+            external/book/content/book${{ matrix.language.lang != 'en' && '/en' || '' }}
+            external/book/content/book${{ matrix.language.lang != 'en' && '/en' || 'v1' }}
             external/book/static/book/${{ matrix.language.lang }}
       - name: clone ${{ matrix.language.repository }}
         run: |