Translations - Crowdin, Set workspace member locale on signup, and optimizations (#10091)

More progress on translations:
- Migrate from translations.io to crowdin
- Optimize performance and robustness 
- Set workspaceMember/user locale upon signup

packages/twenty-front/src/utils/i18n/dynamicActivate.ts

@@ -2,6 +2,11 @@ import { i18n } from '@lingui/core';
 import { APP_LOCALES } from 'twenty-shared';
 
 export const dynamicActivate = async (locale: keyof typeof APP_LOCALES) => {
+  if (!Object.values(APP_LOCALES).includes(locale)) {
+    // eslint-disable-next-line no-console
+    console.warn(`Invalid locale "${locale}", defaulting to "en"`);
+    locale = 'en';
+  }
   const { messages } = await import(`../../locales/generated/${locale}.ts`);
   i18n.load(locale, messages);
   i18n.activate(locale);