/claim #518

###Summary This PR implements the Into[A, B] and As[A, B] type classes for type-safe schema evolution, featuring automatic macro derivation for both Scala 2 and Scala 3.

###Deliverables

• Into[A, B] trait and macro (Scala 2.13 & 3.x)
• As[A, B] trait and macro (Scala 2.13 & 3.x)
• Comprehensive test suite covering products, coproducts, and collections
• Runtime validation for numeric narrowing and opaque types

###Verification Tests passed on both versions.

###Demo Video

https://github.com/user-attachments/assets/cef52430-57a9-471a-9d81-0eb0c89a22c6