[Added] Most of the frontend, split up backend services

backend/src/main/java/com/ninjaws/quiz/services/CleanerService.java

@@ -0,0 +1,16 @@
+package com.ninjaws.quiz.services;
+
+import org.springframework.stereotype.Service;
+
+import com.ninjaws.quiz.models.QuizSettings;
+
+@Service
+public class CleanerService {
+
+    public CleanerService() {}
+
+    public QuizSettings jsonToQuizSettings(String json){
+        QuizSettings quizSettings = new QuizSettings();
+        return quizSettings;
+    }
+}