fix(admin-ui): Case sensitive locale detection in prod (#5082)

* fix(admin-ui): Admin path in i18n

* lowercase locale

packages/admin-ui/ui/src/i18n/index.ts

@@ -13,15 +13,15 @@ export const supportedLanguages = [
     name: "Français",
   },
   {
-    locale: "pt-BR",
+    locale: "pt",
     name: "Português (Brasil)",
   },
 ]
 
 const backendUrl = window.location.origin
-const adminPath = process.env.ADMIN_PATH ? `${process.env.ADMIN_PATH}` : ""
+const adminPath = process.env.ADMIN_PATH ? `${process.env.ADMIN_PATH}/` : "/"
 
-const pathToLoadFrom = `${backendUrl}${adminPath}locales/{{lng}}/{{ns}}.json`
+const pathToLoadFrom = `${backendUrl}${adminPath}public/locales/{{lng}}/{{ns}}.json`
 
 void i18n
   .use(Backend)
@@ -30,7 +30,7 @@ void i18n
   // https://www.i18next.com/overview/configuration-options
   .init({
     backend: {
-      loadPath: pathToLoadFrom
+      loadPath: pathToLoadFrom,
     },
     supportedLngs: supportedLanguages.map((l) => l.locale),
     fallbackLng: "en",