Release 3.0.0
- feat: add CLI support for npx execution (4d6d272)
- chore: simplify schemaGenerator by removing unused SchemaContext (6bdade1)
- chore: code quality cleanup (0f6ed67)
- refactor: extract shared utilities from generators (67ec74d)
- feat: add header parameter and error response type support (05d087d)
- feat: add oneOf/anyOf/allOf composition type support (f15ab3f)