未列出Vimeo视频没有缩略图

[merefield (Robert)]

尝试使用主题列表预览侧边栏插件。它允许你在重建时强制重新创建缩略图：

Topic List Previews (TLP)

This is a Theme Component but has the option to add a complementary plugin. Summary The original Topic Preview component that allows you to add images and excerpts (and more!) to the Topic List whilst being able to configure what additions appear on what list. Repository Link GitHub - merefield/discourse-tc-topic-list-previews: Enriches the content and layout of topic lists Install Guide Installing a theme or theme component …

也许会有帮助。