Empty Poem project doesn't build, missing import for poem_derive

[NoraCodes]

Expected Behavior

An empty Cargo project depending on Poem builds.

Actual Behavior

It does not build, with the error:

error[E0463]: can't find crate for `poem_derive`
   --> /home/nora/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/poem-3.1.10/src/lib.rs:302:9
    |
302 | pub use poem_derive::handler;
    |         ^^^^^^^^^^^ can't find crate

error[E0463]: can't find crate for `poem_derive`
   --> /home/nora/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/poem-3.1.10/src/middleware/mod.rs:373:1
    |
373 | poem_derive::generate_implement_middlewares!();
    | ^^^^^^^^^^^ can't find crate

For more information about this error, try `rustc --explain E0463`.
error: could not compile `poem` (lib) due to 2 previous errors

Steps to Reproduce the Problem

1. Create a new directory
2. cargo init
3. cargo add poem
4. cargo build

Specifications

• Version: 3.1.10
• Platform: Linux (Debian 12)

[NoraCodes]

Probably a cargo bug, actually. rust-lang/cargo#15488