Function delete

examples/rocket_example/api/src/lib.rs:105–113

(conn: Connection<Db>, id: i32)

#[delete("/<id>")]
async fn delete(conn: Connection<Db>, id: i32) -> Flash<Redirect> {
    let db = conn.into_inner();

    Mutation::delete_post(&db, id)
        .await
        .expect("could not delete post");

    Flash::success(Redirect::to("/"), "Post successfully deleted.")
}

#[delete("/")]
async fn destroy(conn: Connection<Db>) -> Result<(), rocket::response::Debug<String>> {