feat: make queues durable by default and add seed helpers

packages/dev-server/src/index.ts

@@ -33,6 +33,7 @@ import {
   getDbPerformanceSnapshot,
 } from "@wrnexus/db";
 import { connectFromConfig } from "@wrnexus/db/connect";
+import { configureQueueStorage, type QueueStorageConfig } from "@wrnexus/queue";
 import { configureStorage, type StorageConfig } from "@wrnexus/uploader";
 import { setAuthzCatalog, type AuthzCatalog, type AuthzModule } from "@wrnexus/authz";
 import { loadAppAuthzCatalog } from "./authz-boot.ts";
@@ -102,6 +103,8 @@ export interface ServeOptions {
   /** Inject the live-reload client (defaults to true in development). */
   hmr?: boolean;
   appConfig?: Record<string, unknown>;
+  /** Queue persistence; durable SQLite is used when omitted. */
+  queue?: QueueStorageConfig;
   /** Resolved absolute path to the global CSS entry, or null. */
   styleEntry?: string | null;
   /** Custom styles config (e.g. a Tailwind/PostCSS processor). */
@@ -220,6 +223,7 @@ function resolveDevToolbarConfig(
 export async function startServer(opts: ServeOptions): Promise<RunningServer> {
   const appDir = resolve(opts.appDir);
   const appRoot = dirname(appDir);
+  configureQueueStorage({ ...opts.queue, appRoot });
   const mode: Mode = opts.mode ?? "development";
   const importConfig = (opts.appConfig?.imports ?? {}) as {
     mode?: "legacy" | "compatible" | "explicit";