Replaces the dynamic origin-based DOI URL with a standardized URL using freedoi.org. This ensures consistent and accurate DOI links, improving user experience and reliability.
Introduced a new JavaScript file to handle the DOI copy-to-clipboard feature. Updated the 'single-article.php' template to include a clickable DOI link that copies the DOI to the clipboard and displays a confirmation message. Enhances user convenience by simplifying the process of copying DOIs.