Function api_router 

pub fn api_router<S>() -> Router<S>
where
    S: Clone + Send + Sync + 'static,
    Keystore: FromRef<S>,
    UrlBuilder: FromRef<S>,
    BoxRepository: FromRequestParts<S>,
    ActivityTracker: FromRequestParts<S>,
    BoundActivityTracker: FromRequestParts<S>,
    Encrypter: FromRef<S>,
    Client: FromRef<S>,
    SiteConfig: FromRef<S>,
    Templates: FromRef<S>,
    Arc<dyn HomeserverConnection>: FromRef<S>,
    BoxClock: FromRequestParts<S>,
    BoxRng: FromRequestParts<S>,
    Policy: FromRequestParts<S>,