feat: initial commit

src/store/test-store.ts

@@ -0,0 +1,27 @@
+import { create } from "zustand"
+import { persist } from "zustand/middleware"
+
+interface TestState {
+  // Shell — filled during TOEIC feature implementation
+  currentPart: number | null
+  answers: Record<string, string>
+  setCurrentPart: (part: number | null) => void
+  setAnswer: (questionId: string, answer: string) => void
+  reset: () => void
+}
+
+export const useTestStore = create<TestState>()(
+  persist(
+    (set) => ({
+      currentPart: null,
+      answers: {},
+      setCurrentPart: (part) => set({ currentPart: part }),
+      setAnswer: (questionId, answer) =>
+        set((state) => ({
+          answers: { ...state.answers, [questionId]: answer },
+        })),
+      reset: () => set({ currentPart: null, answers: {} }),
+    }),
+    { name: "test-store" },
+  ),
+)