Computed fields and/or View tables

Summary Directus offers extensive functionality, but we've encountered limitations in real business projects. While its well-structured architecture for roles and permissions is highly flexible, we're missing crucial features our clients need: 1. Cannot use $CURRENT_USER and its fields in the left side of filter conditions 2. Cannot use computed fields 3. Cannot utilize database views PostgreSQL views function as read-only tables, which could enable complex queries that would be valuable as read-only collections in Directus. This poses no security risk since views are read-only by nature. A specific challenge we face is row-level access control. While Directus handles collection roles and field filters well, we can't implement row-level filters based on the current user's role when that role depends on the row's content. This is a current situation when a used has rights on the items - and only those - he supervises These features would greatl…