rocketconditionalattach

Use this crate to conditionally attach a fairing.

```rust // Include the relevant trait via the prelude. use rocketconditionalattach::prelude::*;

// Alternatively, you can also include the trait directly. // use rocketconditionalattach::ConditionalAttach;

rocket::ignite() ... .attach_if(cfg!(feature = "telemetry"), Telemetry::default()) ... ```