Add liveview Salvo integration (#538)

packages/liveview/src/lib.rs

@@ -7,6 +7,9 @@ pub mod adapters {
 
     #[cfg(feature = "axum")]
     pub mod axum_adapter;
+
+    #[cfg(feature = "salvo")]
+    pub mod salvo_adapter;
 }
 
 use std::net::SocketAddr;