WIP - added front end auth

frontend/composables/useAuth.ts

@@ -0,0 +1,32 @@
+export const useAuth = () => {
+  const tokenCookie = useCookie('token')
+  
+  const isLoggedIn = () => {
+    if (!import.meta.client) return false
+    const token = localStorage.getItem('token')
+    const tenantId = localStorage.getItem('tenantId')
+    return !!(token && tenantId)
+  }
+
+  const logout = () => {
+    if (import.meta.client) {
+      localStorage.removeItem('token')
+      localStorage.removeItem('tenantId')
+      localStorage.removeItem('user')
+    }
+    // Clear cookie for server-side check
+    tokenCookie.value = null
+  }
+
+  const getUser = () => {
+    if (!import.meta.client) return null
+    const userStr = localStorage.getItem('user')
+    return userStr ? JSON.parse(userStr) : null
+  }
+
+  return {
+    isLoggedIn,
+    logout,
+    getUser,
+  }
+}