Merge branch 'autodoc'

* autodoc:
  remove braces in env var for git commit
  copy recursively

.github/workflows/gh-pages.yml

@@ -26,10 +26,10 @@ jobs:
           clean: false
       - name: Move & Commit files
         run: |
-          mv ./build/html/*.* . && rm -rf ./build && rm-rf function_timer && ls -lah
+          cp -rp ./build/html/*.* . && rm -rf ./build && rm-rf function_timer && ls -lah
           git config --global user.name github-actions
           git config --global user.email '${GITHUB_ACTOR}@users.noreply.github.com'
           git remote set-url origin https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/$GITHUB_REPOSITORY
           git add *.*
-          git commit -am "Documentation for ${BUILD_SHA}" ||  true
+          git commit -am "Documentation for $BUILD_SHA" ||  true
           git push --force || true