All, I received the following error when trying to run ghost doctor after discovering that my ghost blog was unresponsive: One or more errors occurred. 1) Checking system compatibility Message: System stack checks failed with message: ‘Missing package(s): nginx’ Debug Information: OS: Ubuntu, v24.04.4 LTS Node Version: v22.22.3 Ghost Version: 6.44.1 Ghost-CLI Version: 1.29.3 Environment: production Command: ‘ghost doctor’ Claude Opus 4.8 to the rescue! Claude helped me identify the issue ...