docs: use GitHub Actions to deploy to GitHub Pages directly

[njzjz]

Check List

Please read and check followings before submitting a PR.

• I want to publish my theme on Hexo official website.
  • I have read the theme publishing doc.
  • name is unique.
  • link URL is correct.
  • preview URL is correct.
  • preview URL web site is rendered correctly.
  • Add a screenshot to source/themes/screenshots.
  • Screenshot filename is same as value of name.
  • Screenshot size is 800 * 500.
  • Screenshot file format is png.
• I want to publish my plugin on Hexo official website.
  • I have read the plugin publishing doc.
  • name is unique.
  • link URL is correct.
• Others (Update, fix, translation, etc...)
  • Languages:
  • en English
  • ru Russian
  • zh-cn simplified Chinese
  • zh-tw traditional Chinese

Note

No need to translate ko, pt-br, th languages if you submit a PR for documentation.

Warning

ko, pt-br, th languages document are inactive. Please, submit issue if you want to continuous contribution to them.

There is no need to have a gh-pages branch anymore.

See also:

• https://github.blog/changelog/2022-07-27-github-pages-custom-github-actions-workflows-beta/
• https://docs.github.com/en/pages/getting-started-with-github-pages/configuring-a-publishing-source-for-your-github-pages-site#publishing-with-a-custom-github-actions-workflow
• https://github.com/marketplace/actions/deploy-github-pages-site

[github-actions]

Theme name validation passed.
Theme thumbnails validation completed.

[uiolee]

LGTM