improve moved to thingy

packages/backend/routes/users.ts

···
               // third step: return data and set message to succ ess
               localUser.userMigratedTo = newUserRemoteId;
               await localUser.save();
+              // fourth step: send update profile
+              await sendUpdateProfile(localUser);
               message = `Operation successful!`;
               success = true;
             } else {

packages/backend/utils/activitypub/userToJSONLD.ts

···
       preferredUsername: user.url.toLowerCase(),
       name: user.name,
       summary: user.description,
+      ...(!!user.userMigratedTo ? {
+        movedTo: user.userMigratedTo
+      } : {}),
       url: `${completeEnvironment.frontendUrl}/fediverse/blog/${user.url.toLowerCase()}`,
       manuallyApprovesFollowers: user.manuallyAcceptsFollows,
       discoverable: true,