- Add getChurchPhysicalAddress and getChurchPoBox functions to church-core
- Update UniFFI interface to expose new functions
- Add NAPI wrappers in astro-church-website for new functions
- Update Footer and contact page to use separate address fields
- Rebuild native bindings with new functions
- Display physical address and PO BOX on separate lines properly
- Fix Astro security vulnerability (GHSA-xf8x-j4p2-f749)
Resolves the missing PO BOX issue that was caused by newline character
handling problems between Rust and JavaScript in production environments.