error: Middleware functions must take `axum::middleware::Next` as the last argument
 --> tests/debug_middleware/fail/doesnt_take_next.rs:7:1
  |
7 | #[debug_middleware]
  | ^^^^^^^^^^^^^^^^^^^
  |
  = note: this error originates in the attribute macro `debug_middleware` (in Nightly builds, run with -Z macro-backtrace for more info)