style: clean up code formatting and remove trailing whitespace

refactor: reorganize imports and fix type imports

lib/utils/countries.ts

@@ -71,4 +71,3 @@ export function getCountryByCode(code: string): Country | undefined {
 export function getCountryByDialCode(dialCode: string): Country | undefined {
   return COUNTRIES.find((c) => c.dialCode === dialCode);
 }
-