publish_gh_pages.sh

#!/bin/bash -e

remote_repo=""
gp_branch="gh-pages"
publish_dir="_build/html"

# Build Sphinx doc
echo "Build documentation."
rm -rf ${publish_dir}
make html

# Create orphan gh-pages branch
echo "Create gh-pages branch."
cd "${publish_dir}"
git init
git checkout --orphan "${gp_branch}"

git remote add origin "${remote_repo}"

# Add and commit content
echo "Commit."
git add --all
commit_message="Automated deployment: $(date -u)"
git commit --allow-empty -m "${commit_message}"

# Publish to GitHub Pages
echo "Publish."
git push origin --force "${gp_branch}"

echo "GitHub Pages is successfully deployed."