Rebrand from Casera/MyCrib to honeyDue

Total rebrand across Web project:
- Package name: casera-web -> honeydue-web
- Cookie: casera-token -> honeydue-token
- Theme store: casera-theme -> honeydue-theme
- File sharing: .casera -> .honeydue, component/function renames
- casera-file-handler.tsx -> honeydue-file-handler.tsx
- All UI text, metadata, OG tags updated
- Domains: casera.treytartt.com -> honeyDue.treytartt.com
- Demo data emails updated
- All documentation updated

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

next.config.ts

@@ -11,7 +11,7 @@ const nextConfig: NextConfig = {
     remotePatterns: [
       {
         protocol: "https",
-        hostname: "casera.treytartt.com",
+        hostname: "honeyDue.treytartt.com",
       },
     ],
   },