Step F2：项目列表 & 当前项目上下文

frontend/src/main.ts

@@ -5,10 +5,16 @@ import "element-plus/dist/index.css";
 
 import App from "./App.vue";
 import router from "./router";
+import { useStudyStore } from "./store/study";
 
 const app = createApp(App);
-app.use(createPinia());
+const pinia = createPinia();
+app.use(pinia);
 app.use(router);
 app.use(ElementPlus);
 
+// 初始化项目上下文
+const studyStore = useStudyStore();
+studyStore.loadCurrentStudy();
+
 app.mount("#app");