clean code with clippy

src/tera/log.rs

@@ -27,7 +27,7 @@ use crate::model::{
     user::{AdminUser, DonauLinzUser, User, UserWithDetails},
 };
 
-pub struct KioskCookie(String);
+pub struct KioskCookie(());
 
 #[rocket::async_trait]
 impl<'r> FromRequest<'r> for KioskCookie {
@@ -35,7 +35,7 @@ impl<'r> FromRequest<'r> for KioskCookie {
 
     async fn from_request(request: &'r Request<'_>) -> request::Outcome<KioskCookie, Self::Error> {
         match request.cookies().get_private("kiosk") {
-            Some(cookie) => request::Outcome::Success(KioskCookie(cookie.value().to_string())),
+            Some(_) => request::Outcome::Success(KioskCookie(())),
             None => request::Outcome::Forward(rocket::http::Status::SeeOther),
         }
     }