feat: implement Entity and Nameserver cards with type safety improvements

- Add EntityCard component to display entity information with handle, roles, and public IDs
- Add NameserverCard component to display nameserver details
- Integrate new cards into Generic component for proper object rendering
- Remove unused dependencies (immutability-helper, type-fest)
- Enhance type safety in LookupInput with Zod validation
- Replace console.log statements with appropriate comments
- Initialize registryDataRef with proper typed default values
- Remove unused code and debug logging from rdap.ts and useLookup hook
- Update Object.entries type definition without external dependency

package.json

@@ -27,7 +27,6 @@
 		"@swc/helpers": "^0.5.11",
 		"clsx": "^2.1.1",
 		"date-fns": "^4.1.0",
-		"immutability-helper": "^3.1.1",
 		"next": "^15.5.6",
 		"react": "19.2.0",
 		"react-dom": "19.2.0",
@@ -64,7 +63,6 @@
 		"prettier-plugin-tailwindcss": "^0.7.1",
 		"semantic-release": "^24.0.0",
 		"tailwindcss": "^4.1.15",
-		"type-fest": "^5.1.0",
 		"typescript": "^5.9.3",
 		"vitest": "^3.2.4"
 	},