in your config ( here with toml ) , change :
[[collections.fields]]
key = "pubdate"
title = "Pub Date"
type = "date"
default = "now"
to look like this:
[[collections.fields]]
key = "pubdate"
title = "Pub Date"
type = "date"
default = "now"
[[collections.fields]]
key = "tags"
title = "Tags"
type = "chips"
Result:
