Function classify_interface 

pub fn classify_interface(members: &[Member]) -> InterfaceClassification

Classify an interface based on its members.

• Dictionary: Only has properties (getters/setters), no methods — gets builder pattern and property accessors. Includes interfaces with required properties (the builder validates them at runtime).
• ClassLike: Has methods, constructors, or static members
• Unclassified: Empty or unclear