i18n support added to all form validations

app/i18n.ts

@@ -1,11 +1,20 @@
 import {notFound} from 'next/navigation';
 import {getRequestConfig} from 'next-intl/server';
+import { Formats, TranslationValues } from 'next-intl';
  
 // Can be imported from a shared config
 export const locales = ['en', 'hr'];
 
 export const defaultLocale = 'en';
- 
+
+/** Templating function type as returned by `useTemplate` and `getTranslations` */
+export type IntlTemplateFn =
+  // this function type if returned by `useTransations`
+  (<TargetKey extends any>(key: TargetKey, values?: TranslationValues | undefined, formats?: Partial<Formats> | undefined) => string) |
+  // this functon type if returned by `getTranslations`
+  (<TargetKey extends any>(key: [TargetKey] extends [never] ? string : TargetKey, values?: TranslationValues | undefined, formats?: Partial<Formats> | undefined) => string);
+
+
 export default getRequestConfig(async ({locale}) => {
   // Validate that the incoming `locale` parameter is valid
   if (!locales.includes(locale as any)) notFound();