fix error

server/src/main.rs

@@ -78,7 +78,7 @@ async fn main() -> anyhow::Result<()> {
         // serve is generated by the service attribute. It takes as input any type implementing
         // the generated World trait.
         .map(|channel| {
-            let server = RealmChatServer::new(channel.transport().peer_addr().unwrap(), db.clone());
+            let server = RealmChatServer::new(channel.transport().peer_addr().unwrap(), db_pool.clone());
             channel.execute(server.serve()).for_each(spawn)
         })
         // Max 10 channels.