GitHub Pages now builds with GitHub Actions by default across all repositories.
For more details, see this blog post.
Secret scanning: Organization admins can dry run custom patterns across all repositories
GitHub Advanced Security customers can now dry run their secret scanning custom patterns on all repositories within an organization. Previously, admins could only dry run on a maximum of 10 selected repositories.
Learn more about secret scanning
Learn more about defining custom patterns
Earlier this year, GitHub added support for LaTeX style mathematical expressions and Mermaid diagrams in Markdown. However, until now, GitHub wikis were missing this support. You can now use these formatting features in GitHub wikis.
For more information about using mathematical expressions and Mermaid with GitHub, see creating diagrams and writing mathematical expressions in the GitHub documentation.