feat(websiteserver): add bundledContent pass-through and make serveDir optional

UtilityWebsiteServer now forwards bundledContent to TypedServer for in-memory serving.
serveDir is optional; dev features (injectReload, watch, noCache) only activate with serveDir.

ts/utilityservers/classes.websiteserver.ts

@@ -1,5 +1,5 @@
 import * as interfaces from '../../dist_ts_interfaces/index.js';
-import { type IServerOptions, type ISecurityHeaders, TypedServer } from '../classes.typedserver.js';
+import { type IServerOptions, type ISecurityHeaders, type IBundledContentItem, TypedServer } from '../classes.typedserver.js';
 import * as plugins from '../plugins.js';
 
 export interface IUtilityWebsiteServerConstructorOptions {
@@ -10,7 +10,9 @@ export interface IUtilityWebsiteServerConstructorOptions {
   /** Domain name for the website */
   domain: string;
   /** Directory to serve static files from */
-  serveDir: string;
+  serveDir?: string;
+  /** Bundled content to serve from memory (base64-encoded files from tsbundle) */
+  bundledContent?: IBundledContentItem[];
   /** RSS feed metadata */
   feedMetadata?: IServerOptions['feedMetadata'];
   /** Enable/disable CORS (default: true) */
@@ -55,12 +57,14 @@ export class UtilityWebsiteServer {
       // Core settings
       cors: this.options.cors ?? true,
       serveDir: this.options.serveDir,
+      bundledContent: this.options.bundledContent,
       domain: this.options.domain,
       port,
 
-      // Development features
-      injectReload: true,
-      watch: true,
+      // Development features (only when serving from filesystem)
+      injectReload: !!this.options.serveDir,
+      watch: !!this.options.serveDir,
+      noCache: !!this.options.serveDir,
 
       // SPA support (enabled by default for modern web apps)
       spaFallback: this.options.spaFallback ?? true,