Enhance authentication flow: Add authentication-based buttons in AppNavigation for logged-in users, improve member status checks in useAuth, and update join page to automatically redirect to the dashboard after registration. Adjust cookie settings for better development experience.

app/plugins/auth-init.client.js

@@ -0,0 +1,20 @@
+export default defineNuxtPlugin(async () => {
+  const { memberData, checkMemberStatus } = useAuth()
+  
+  console.log('🚀 Auth init plugin running on CLIENT')
+  
+  // Only initialize if we don't already have member data
+  if (!memberData.value) {
+    console.log('  - No member data, checking auth status...')
+    
+    const isAuthenticated = await checkMemberStatus()
+    
+    if (isAuthenticated) {
+      console.log('  - ✅ Authentication successful')
+    } else {
+      console.log('  - ❌ No valid authentication')
+    }
+  } else {
+    console.log('  - ✅ Member data already exists:', memberData.value.email)
+  }
+})