FIX: default value to header origin

src/modules/auth/auth.controller.ts

@@ -86,7 +86,7 @@ export class AuthController {
   async signIn(
     @Body() { username, password, totp }: AuthSignInReq,
     @Language() language: LanguageEnum,
-    @Headers('origin') origin: string,
+    @Headers('origin') origin = '',
   ): Promise<AuthSignInRes> {
     this.logger.info('/auth - SignIn');
     const frontHost = origin.replace(/^https?:\/\//, '');