Update i18n packages (#4876)

* Update i18n packages

Signed-off-by: Olga Bulat <obulat@gmail.com>

* Remove intlify packages from dependencies

Signed-off-by: Olga Bulat <obulat@gmail.com>

* Replace iso with language

* Update the lock file

---------

Signed-off-by: Olga Bulat <obulat@gmail.com>

frontend/nuxt.config.ts

@@ -101,15 +101,15 @@ export default defineNuxtConfig({
         code: "en", // unique identifier for the locale in Vue i18n
         dir: "ltr",
         file: "en.json",
-        iso: "en", // used for SEO purposes (html lang attribute)
+        language: "en", // used for SEO purposes (html lang attribute)
 
         /* Custom fields */
 
         name: "English",
         nativeName: "English",
       },
       ...locales,
-    ].filter((l) => Boolean(l.iso)) as LocaleObject[],
+    ].filter((l) => Boolean(l.language)) as LocaleObject[],
     lazy: true,
     langDir: "locales",
     defaultLocale: "en",

frontend/package.json

@@ -61,8 +61,6 @@
   },
   "dependencies": {
     "@floating-ui/dom": "^1.6.8",
-    "@intlify/core-base": "9.13.1",
-    "@intlify/message-compiler": "9.13.1",
     "@nuxtjs/plausible": "^1.0.2",
     "@nuxtjs/robots": "^4.0.2",
     "@nuxtjs/sitemap": "^5.3.5",
@@ -89,7 +87,7 @@
   "devDependencies": {
     "@babel/parser": "^7.24.8",
     "@nuxt/test-utils": "^3.14.1",
-    "@nuxtjs/i18n": "8.3.1",
+    "@nuxtjs/i18n": "8.5.2",
     "@nuxtjs/storybook": "npm:@nuxtjs/storybook@nightly",
     "@playwright/test": "1.46.1",
     "@storybook-vue/nuxt": "npm:@storybook-vue/nuxt@nightly",

frontend/src/locales/scripts/get-validated-locales.js

@@ -32,7 +32,7 @@ const getValidatedLocales = async () => {
     // Check for a language in all three versions of the ISO 639 spec,
     // defaulting to the v1 two-character codes before checking for the
     // three-character codes in the v2 and v3 specs.
-    iso:
+    language:
       locale.langCodeIso_639_1 ??
       locale.langCodeIso_639_2 ??
       locale.langCodeIso_639_3 ??

frontend/src/locales/scripts/types.d.ts

@@ -3,7 +3,7 @@ export interface I18nLocaleProps {
   name: string
   wpLocale?: string
   file?: string
-  iso?: string
+  language?: string
   dir?: string
   translated?: number
 }

frontend/test/locales/valid-locales.json

@@ -3,7 +3,6 @@
     "code": "ar",
     "name": "Arabic",
     "nativeName": "العربية",
-    "iso": "ar",
     "language": "ar",
     "wpLocale": "ar",
     "dir": "rtl",
@@ -14,7 +13,6 @@
     "code": "es",
     "name": "Spanish (Spain)",
     "nativeName": "Español",
-    "iso": "es",
     "language": "es",
     "wpLocale": "es_ES",
     "dir": "ltr",
@@ -25,7 +23,6 @@
     "code": "ru",
     "name": "Russian",
     "nativeName": "Русский",
-    "iso": "ru",
     "language": "ru",
     "wpLocale": "ru_RU",
     "dir": "ltr",