Customizing the files view has been announced and is coming soon! This will include viewing metadata from document libraries and lists.
Here is the link to the blog post that details the features that are coming: https://techcommunity.microsoft.com/t5/microsoft-sharepoint-blog/rich-new-file-and-sharing-experiences-throughout-microsoft-365/ba-p/960129
An error occurred while saving the commentCarol Villeneuve commented
This is critical for ensuring information managed within Teams complies with our info security and retention/disposition standards.