feat(test): add functionality for drill, hard test module testing

src/stores/useExamConfigStore.ts

@@ -13,6 +13,7 @@ interface ExamConfigState {
   setQuestionCount: (count: number) => void;
   storeDuration: (minutes: number) => void;
   setMode: (mode: ExamMode) => void;
+  setSection: (section: string) => void;
 
   clearPayload: () => void;
 }
@@ -37,6 +38,13 @@ export const useExamConfigStore = create<ExamConfigState>()(
             topic_ids,
           } as StartExamPayload,
         }),
+      setSection: (section) =>
+        set({
+          payload: {
+            ...(get().payload ?? {}),
+            section,
+          } as StartExamPayload,
+        }),
 
       setDifficulty: (difficulty) =>
         set({