Hono-based API server for the story generator application.

• GET / - Serves the main application HTML
• POST /api/generate-story - Generates a new story with chapters and images
• GET /frontend/* - Serves frontend static files
• GET /shared/* - Serves shared utility files

• OpenAI integration for story generation
• AI image generation for story and chapter visuals
• Blob storage for caching generated content
• Error handling and validation

The app uses OpenAI through Val Town's standard library, which handles API keys automatically.