* Move `IntoResponse` to axum-core
* Move `FromRequest` to axum-core
* some clean up
* Remove hyper dependency from axum-core
* Fix docs reference
* Use default
* Update changelog
* Remove mention of default type
* Make `axum-debug` handle more cases
* Only just trybuild tests on stable
* revert changes to hello-world example
* Remove a bit of duplication
* return error on generics
* address review feedback
* Support associated functions with receiver or returns `Self`
* fix indentation