Added anchor tags to markdown headers for improved navigation.
Renamed 'Donate' section to 'Support' to better reflect its content.
Updated support and volunteer shortcodes to include IDs for better link targets.
Improves user experience by making links directly to specific sections work.
Updated the logic for Twitter and Open Graph image tags to use
the correct image URLs for "weekly" section posts. This ensures
that the cover images are correctly displayed on social platforms.