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Supports: All OpenAPI 3.x data types: primitives, arrays, enums, nullable/optional fields, nested objects All parameter types: path, query, header, cookie, and combinations Schema composition: allOf (inheritance), oneOf (discriminated unions), anyOf (flexible unions) Security schemes: API key and bearer token authentication Discriminator-based polymorphic deserialization and error handling Provides: Error handling for invalid JSON, type mismatches, missing/unknown discriminator, and parameter validation Build system integration (CMake) for easy compilation and linking with required dependencies Clear build and run instructions for local development and testing Enables comprehensive, real-world validation of generated C++ server code against OpenAPI specifications