fix(cli): add config alias and reduce probe noise

src/gateway/call.ts

@@ -92,9 +92,10 @@ export async function callGateway<T = unknown>(
           client.stop();
           stop(err as Error);
         }
-      },
-      onClose: (code, reason) => {
+      },      onClose: (code, reason) => {
         if (settled || ignoreClose) return;
+        ignoreClose = true;
+        client.stop();
         stop(new Error(`gateway closed (${code}): ${reason}`));
       },
     });

src/gateway/client.ts

@@ -119,7 +119,9 @@ export class GatewayClient {
         this.opts.onHelloOk?.(helloOk);
       })
       .catch((err) => {
-        logError(`gateway connect failed: ${String(err)}`);
+        const msg = `gateway connect failed: ${String(err)}`;
+        if (this.opts.mode === "probe") logDebug(msg);
+        else logError(msg);
         this.ws?.close(1008, "connect failed");
       });
   }