feat: add auth, mock data and zustand stores

src/services/auth-store.ts

@@ -0,0 +1,36 @@
+'use client';
+
+import { create } from 'zustand';
+import { persist, createJSONStorage } from 'zustand/middleware';
+import { User } from '../types';
+import { MOCK_USERS } from './mock-data';
+
+interface AuthState {
+  user: User | null;
+  login: (username: string, password: string) => boolean;
+  logout: () => void;
+}
+
+export const useAuthStore = create<AuthState>()(
+  persist(
+    (set) => ({
+      user: null,
+      login: (username, password) => {
+        if (!username || !password) return false;
+        if (password !== username) return false;
+        const foundUser = MOCK_USERS.find(
+          (u) => u.username.toLowerCase() === username.toLowerCase()
+        );
+        if (!foundUser) return false;
+        set({ user: foundUser });
+        return true;
+      },
+      logout: () => set({ user: null }),
+    }),
+    {
+      name: 'patchpilot:auth',
+      storage: createJSONStorage(() => localStorage),
+      partialize: (state) => ({ user: state.user }),
+    }
+  )
+);