/add-content-json

Create a static JSON content file with schema and loading utilities.

Create a static JSON content file with schema and loading utilities.

Generate:
- JSON content file in /data with proper structure
- Versioning metadata (version number, last updated timestamp)
- TypeScript interface matching the JSON schema
- Content categories/sections organized logically
- Content loading utility function in /lib/content
- Cache busting with hash-based versioning
- Content validation helper
- Example of loading and using content in a component
- Type-safe content access helpers

Include proper error handling for missing content, fallback values, and content transformatio...