fix: standard object metadata override (#13215)

# Issue

- fix #13156, related #13105

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

packages/twenty-server/src/engine/core-modules/auth/auth.resolver.ts

@@ -519,7 +519,7 @@ export class AuthResolver {
     return await this.resetPasswordService.sendEmailPasswordResetLink(
       resetToken,
       emailPasswordResetInput.email,
-      context.req.headers['x-locale'] || SOURCE_LOCALE,
+      context.req.locale,
     );
   }
 
@@ -535,11 +535,7 @@ export class AuthResolver {
         passwordResetToken,
       );
 
-    await this.authService.updatePassword(
-      id,
-      newPassword,
-      context.req.headers['x-locale'] || SOURCE_LOCALE,
-    );
+    await this.authService.updatePassword(id, newPassword, context.req.locale);
 
     return await this.resetPasswordService.invalidatePasswordResetToken(id);
   }

packages/twenty-server/src/engine/core-modules/email-verification/email-verification.resolver.ts

@@ -1,8 +1,6 @@
 import { UseFilters, UseGuards, UsePipes } from '@nestjs/common';
 import { Args, Context, Mutation, Resolver } from '@nestjs/graphql';
 
-import { SOURCE_LOCALE } from 'twenty-shared/translations';
-
 import { DomainManagerService } from 'src/engine/core-modules/domain-manager/services/domain-manager.service';
 import { ResendEmailVerificationTokenInput } from 'src/engine/core-modules/email-verification/dtos/resend-email-verification-token.input';
 import { ResendEmailVerificationTokenOutput } from 'src/engine/core-modules/email-verification/dtos/resend-email-verification-token.output';
@@ -41,7 +39,7 @@ export class EmailVerificationResolver {
     return await this.emailVerificationService.resendEmailVerificationToken(
       resendEmailVerificationTokenInput.email,
       workspace,
-      context.req.headers['x-locale'] ?? SOURCE_LOCALE,
+      context.req.locale,
     );
   }
 }

packages/twenty-server/src/engine/core-modules/i18n/i18n.middleware.ts

@@ -7,7 +7,7 @@ import { APP_LOCALES, SOURCE_LOCALE } from 'twenty-shared/translations';
 @Injectable()
 export class I18nMiddleware implements NestMiddleware {
   use(req: Request, res: Response, next: NextFunction) {
-    const locale = req.headers['x-locale'] as keyof typeof APP_LOCALES;
+    const locale = req.locale;
 
     if (locale && Object.values(APP_LOCALES).includes(locale)) {
       i18n.activate(locale);

packages/twenty-server/src/engine/core-modules/i18n/types/i18n-context.type.ts

@@ -1,8 +1,6 @@
 import { APP_LOCALES } from 'twenty-shared/translations';
 export type I18nContext = {
   req: {
-    headers: {
-      'x-locale': (typeof APP_LOCALES)[keyof typeof APP_LOCALES] | undefined;
-    };
+    locale: keyof typeof APP_LOCALES;
   };
 };