* [Core] Inline Model Resolution of Enums
Enums need to be named types, so handle them as part of inline model resolution
* [Rust Server] Handle models starting with a number correctly
* [Rust Server] Additional trace
* [Rust Server] Add support for oneOf/anyOf
* [Rust Server] Update supported features
* [Rust Server] General template tidy up
* [Rust Server] Implement IntoHeaderValue for wrapped data types
* [Rust Server] Convert from string correctly
* [Rust Server] Test for anyOf/oneOf
* Update samples
* Update docs
[Rust Server] Support multipart/form_data
- Support multipart/form_data in the Rust Server
- Add a new test API to test the change.
- Update the examples to match
