meta: updated next-intl and dependent packages (nodejs#6130)

* meta: updated next-intl and dependent packages

* Update i18n.tsx

Signed-off-by: Brian Muenzenmeyer <[email protected]>

---------

Signed-off-by: Brian Muenzenmeyer <[email protected]>
Co-authored-by: Brian Muenzenmeyer <[email protected]>

i18n.tsx

@@ -1,11 +1,36 @@
 import type { RichTranslationValues } from 'next-intl';
 import { getRequestConfig } from 'next-intl/server';
 
-export const defaultRichTextValues: RichTranslationValues = {
+import { availableLocaleCodes } from './next.locales.mjs';
+
+// Loads the Application Locales/Translations Dynamically
+const loadLocaleDictionary = async (locale: string) => {
+  if (locale === 'en') {
+    // This enables HMR on the English Locale, so that instant refresh
+    // happens while we add/change texts on the source locale
+    return import('./i18n/locales/en.json').then(f => f.default);
+  }
+
+  if (locale in availableLocaleCodes) {
+    // Other languages don't really require HMR as they will never be development languages
+    // so we can load them dynamically
+    return import(`./i18n/locales/${locale}.json`).then(f => f.default);
+  }
+
+  throw new Error(`Unsupported locale: ${locale}`);
+};
+
+// Defines default Rich Text Components
+const defaultRichTextValues: RichTranslationValues = {
   graySpan: c => <span className="small color-lightgray">{c}</span>,
 };
 
+// Provides `next-intl` configuration for RSC/SSR
 export default getRequestConfig(async ({ locale }) => ({
-  messages: (await import(`./i18n/locales/${locale}.json`)).default,
+  // This is the dictionary of messages to be loaded
+  messages: await loadLocaleDictionary(locale),
+  // Default Rich Text Translations
+  defaultTranslationValues: defaultRichTextValues,
+  // We always define the App timezone as UTC
   timeZone: 'Etc/UTC',
 }));

layouts/DocsLayout.tsx

@@ -14,15 +14,11 @@ const DocsLayout: FC<PropsWithChildren> = ({ children }) => {
     apiLts: {
       ltsNodeVersion: lts ? `v${lts.major}.x` : undefined,
       fullLtsNodeVersion: lts ? lts.versionWithPrefix : undefined,
-      graySpan: c => <span className="small color-lightgray">{c}</span>,
     },
     apiCurrent: {
       fullCurrentNodeVersion: current ? current.versionWithPrefix : undefined,
       currentNodeVersion: current ? `v${current.major}.x` : undefined,
     },
-    guides: {
-      graySpan: c => <span className="small color-lightgray">{c}</span>,
-    },
   };
 
   return (