serenity 0.10.8

#[cfg(all(
    any(feature = "http", feature = "gateway"),
    not(any(feature = "rustls_backend_marker", feature = "native_tls_backend_marker"))
))]
compile_error!(
    "You have the `http` or `gateway` feature enabled, \
    either the `rustls_backend` or `native_tls_backend` feature must be
    selected to let Serenity use `http` or `gateway`.\n\
    - `rustls_backend` uses Rustls, a pure Rust TLS-implemenation.\n\
    - `native_tls_backend` uses SChannel on Windows, Secure Transport on macOS, \
    and OpenSSL on other platforms.\n\
    If you are unsure, go with `rustls_backend`."
);

fn main() {}