fix join-faction bug

src/faction/faction.service.ts

@@ -35,7 +35,12 @@ export class FactionService {
         person: person,
       });
       //check if user is already in a faction
-      if (await this.game_PersonRepository.findOne(gameperson)) {
+      if (
+        await this.game_PersonRepository.findOne({
+          person: person,
+          game: faction.game,
+        })
+      ) {
         throw new HttpException(
           'You have already joined faction!',
           HttpStatus.BAD_REQUEST,