fix(types): Add EventStoreConfig type + fix NATS enum imports

src/config/types.gateway.ts

@@ -207,6 +207,17 @@ export type GatewayNodesConfig = {
   denyCommands?: string[];
 };
 
+export type EventStoreConfig = {
+  /** Enable Event Store (NATS JetStream) integration. */
+  enabled?: boolean;
+  /** NATS server URL (default: nats://localhost:4222). */
+  natsUrl?: string;
+  /** JetStream stream name (default: openclaw-events). */
+  streamName?: string;
+  /** Subject prefix for events (default: openclaw.events). */
+  subjectPrefix?: string;
+};
+
 export type GatewayConfig = {
   /** Single multiplexed port for Gateway WS + HTTP (default: 18789). */
   port?: number;
@@ -235,6 +246,8 @@ export type GatewayConfig = {
   tls?: GatewayTlsConfig;
   http?: GatewayHttpConfig;
   nodes?: GatewayNodesConfig;
+  /** Event Store (NATS JetStream) configuration for persistent event logging. */
+  eventStore?: EventStoreConfig;
   /**
    * IPs of trusted reverse proxies (e.g. Traefik, nginx). When a connection
    * arrives from one of these IPs, the Gateway trusts `x-forwarded-for` (or

src/infra/event-store.ts

@@ -9,7 +9,14 @@
  * - Time-travel debugging
  */
 
-import { connect, type NatsConnection, type JetStreamClient, StringCodec } from "nats";
+import {
+  connect,
+  type NatsConnection,
+  type JetStreamClient,
+  StringCodec,
+  RetentionPolicy,
+  StorageType,
+} from "nats";
 import type { AgentEventPayload } from "./agent-events.js";
 import { onAgentEvent } from "./agent-events.js";
 
@@ -150,11 +157,11 @@ async function ensureStream(js: JetStreamClient, config: EventStoreConfig): Prom
     await jsm.streams.add({
       name: config.streamName,
       subjects: [`${config.subjectPrefix}.>`],
-      retention: "limits" as const,
+      retention: RetentionPolicy.Limits,
       max_msgs: -1,
       max_bytes: -1,
       max_age: 0, // Never expire
-      storage: "file" as const,
+      storage: StorageType.File,
       num_replicas: 1,
       duplicate_window: 120_000_000_000, // 2 minutes in nanoseconds
     });