feat: 重构用户认证逻辑，添加导航重定向功能，更新相关组件和路由

src/store/user.ts

@@ -2,24 +2,41 @@ import type { UserData, UserProfileData } from "@/api/types";
 import { client, safeClient } from "@/api";
 
 interface State {
+  user: UserData | null;
   userProfile: UserProfileData | null;
-  session: UserData | null;
 }
 
 export const useUserStore = defineStore("user", () => {
+  const token = useStorage<string | null>("user-token", null);
   const state = reactive<State>({
+    user: null,
     userProfile: null,
-    session: null,
   });
 
+  const isAuthenticated = computed(() => token.value !== null);
+
   async function updateProfile() {
     const { data } = await safeClient(client.api.user.profile.get(), { silent: true });
     state.userProfile = data.value?.userProfile || null;
-    state.session = data.value?.user || null;
+    state.user = data.value?.user || null;
+  }
+
+  function setToken(value: string) {
+    token.value = value;
+  }
+
+  function signOut() {
+    token.value = null;
+    state.userProfile = null;
+    state.user = null;
   }
 
   return {
-    state,
+    ...toRefs(state),
+    token,
+    isAuthenticated,
+    signOut,
+    setToken,
     updateProfile,
   };
 });