Add Blog App listing#211

boxel-submission-bot wants to merge 1 commit intomaincardstack/boxel-catalog:mainfrom

room-IXZESlhYS210ckZ1WU1adnloSDpib3hlbC5haQ/blog-appcardstack/boxel-catalog:room-IXZESlhYS210ckZ1WU1adnloSDpib3hlbC5haQ/blog-appCopy head branch name to clipboard