- Introduced `cleanup-old-content.js` for backing up and cleaning up old content directories.
- Added `migrate-content.js` to facilitate the migration of content types across locales.
- Created new author and blog content files in both English and Chinese, enhancing the content structure.
- Updated `content-collections.ts` to reflect new slug formats for authors.
- Added new category files for better content organization.
- Included privacy, cookie, and terms of service pages in both languages.
- Implemented initial release notes for versioning.
