fix: import preset from source in scaffold template

Changed scaffold template to import from preset source instead of
dist to avoid TypeScript compilation errors when dist doesn't exist.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: jonphipps

scripts/scaffold-template/docusaurus.config.ts

@@ -1,5 +1,5 @@
 import type { Config } from '@docusaurus/types';
-import preset from '../../packages/preset-ifla/dist/index.js';
+import preset from '../../packages/preset-ifla/src/index';
 import { createStandardSiteConfig } from '@ifla/theme/config';
 import navbarItems from './navbar';