Product Catalog with Nested Branching

A product registration form with two levels of oneOf branching. The product type determines the first-level fields, and for physical products, the shipping method creates a second level of conditional fields.

Key Features

• Nested oneOf — two levels of schema branching
• Physical products: weight + dimensions + shipping (with nested oneOf)
• Digital products: file size + format + download link
• Service products: duration + availability array
• Shipping oneOf: standard (days) vs express (hours)