chore(rivetkit): make action cancelled error more descriptive (#3500)

Author: NathanFlurry

engine/packages/pegboard-gateway/src/lib.rs

@@ -669,7 +669,7 @@ impl PegboardGateway {
 
 				match &hibernation_res {
 					HibernationResult::Continue => {
-						tracing::debug!("received message during hibernation");
+						tracing::debug!("received websocket message during hibernation");
 					}
 					HibernationResult::Close => {
 						tracing::debug!("websocket stream closed during hibernation");

rivetkit-typescript/packages/rivetkit/src/client/actor-conn.ts

@@ -531,7 +531,7 @@ enc
 			});
 
 			const disconnectError = new Error(
-				wasClean ? "Connection closed" : "Connection lost",
+				`${wasClean ? "Connection closed" : "Connection lost"} (code: ${closeEvent.code}, reason: ${closeEvent.reason})`,
 			);
 
 			for (const actionInfo of this.#actionsInFlight.values()) {