feat: initial SPA frontend for network app

src/stores/auth.ts

@@ -0,0 +1,72 @@
+import { create } from 'zustand';
+import { persist } from 'zustand/middleware';
+import type { User } from '@/types';
+import { api } from '@/lib/api';
+
+interface AuthState {
+  user: User | null;
+  isLoading: boolean;
+  isAuthenticated: boolean;
+  setUser: (user: User | null) => void;
+  login: (email: string, password: string) => Promise<void>;
+  logout: () => Promise<void>;
+  checkSession: () => Promise<void>;
+}
+
+export const useAuthStore = create<AuthState>()(
+  persist(
+    (set) => ({
+      user: null,
+      isLoading: true,
+      isAuthenticated: false,
+
+      setUser: (user) => set({
+        user,
+        isAuthenticated: !!user,
+        isLoading: false,
+      }),
+
+      login: async (email, password) => {
+        set({ isLoading: true });
+        try {
+          await api.login(email, password);
+          const session = await api.getSession();
+          if (session?.user) {
+            set({ user: session.user, isAuthenticated: true, isLoading: false });
+          } else {
+            throw new Error('Failed to get session');
+          }
+        } catch (error) {
+          set({ isLoading: false });
+          throw error;
+        }
+      },
+
+      logout: async () => {
+        try {
+          await api.logout();
+        } finally {
+          set({ user: null, isAuthenticated: false });
+        }
+      },
+
+      checkSession: async () => {
+        set({ isLoading: true });
+        try {
+          const session = await api.getSession();
+          if (session?.user) {
+            set({ user: session.user, isAuthenticated: true, isLoading: false });
+          } else {
+            set({ user: null, isAuthenticated: false, isLoading: false });
+          }
+        } catch {
+          set({ user: null, isAuthenticated: false, isLoading: false });
+        }
+      },
+    }),
+    {
+      name: 'network-auth-storage',
+      partialize: (state) => ({ user: state.user }),
+    }
+  )
+);