update signup complete route

backend/src/server/routes/v3/signup-router.ts

@@ -156,7 +156,8 @@ export const registerSignupRouter = async (server: FastifyZodProvider) => {
       const { user, accessToken, refreshToken } = await server.services.signup.completeAccountInvite({
         ...req.body,
         ip: req.realIp,
-        userAgent
+        userAgent,
+        authorization: req.headers.authorization as string
       });
 
       void server.services.telemetry.sendLoopsEvent(user.email, user.firstName || "", user.lastName || "");