This settings for widgets not work on /category and /recent page
Set the topic IDs you want to display this widget on (separated by commas)
Set the category IDs you want to display this widget on (separated by commas)
The topic thumbs are the same width as avatars on latest harmony too but you will have to switch to the vlad branch or just wait until we merge those changes into main. You can see it on this forum if you scroll down on https://community.nodebb.org/category/3/nodebb-development
No category icons is just a design decision for harmony.
