feat: simplify authentication UI by removing Apple button and adjusting layout

Author: murdercode

src/main.js

@@ -425,12 +425,6 @@ function showAuthScreen() {
               GitHub
             </button>
             
-            <button class="auth-btn apple-btn" data-provider="apple">
-              <svg width="18" height="18" viewBox="0 0 24 24" fill="currentColor">
-                <path d="M18.71 19.5c-.83 1.24-1.71 2.45-3.05 2.47-1.34.03-1.77-.79-3.29-.79-1.53 0-2 .77-3.27.82-1.31.05-2.3-1.32-3.14-2.53C4.25 17 2.94 12.45 4.7 9.39c.87-1.52 2.43-2.48 4.12-2.51 1.28-.02 2.5.87 3.29.87.78 0 2.26-1.07 3.81-.91.65.03 2.47.26 3.64 1.98-.09.06-2.17 1.28-2.15 3.81.03 3.02 2.65 4.03 2.68 4.04-.03.07-.42 1.44-1.38 2.83M13 3.5c.73-.83 1.94-1.46 2.94-1.5.13 1.17-.34 2.35-1.04 3.19-.69.85-1.83 1.51-2.95 1.42-.15-1.15.41-2.35 1.05-3.11z"/>
-              </svg>
-              Apple
-            </button>
           </div>
           
           <div class="auth-divider">
@@ -763,9 +757,9 @@ function showAuthScreen() {
     
     .auth-providers {
       display: grid;
-      grid-template-columns: 1fr 1fr 1fr;
+      grid-template-columns: 1fr 1fr;
       gap: 8px;
-      margin-bottom: 24px;
+      margin-bottom: 0px;
     }
     
     .auth-btn {
@@ -1380,6 +1374,15 @@ function setupUserAvatarEventListeners() {
 
 // Initialize the application
 async function initializeApplication() {
+<<<<<<< Updated upstream
+=======
+  // Prevent double initialization
+  if (window._appInitialized) {
+    console.log('🚀 Application already initialized, skipping...');
+    return;
+  }
+
+>>>>>>> Stashed changes
   try {
     console.log('🚀 Initializing Presto application...');
 
@@ -1463,6 +1466,12 @@ async function initializeApplication() {
   } catch (error) {
     console.error('❌ Failed to initialize application:', error);
     NotificationUtils.showNotificationPing('Failed to initialize app. Please refresh! 🔄', 'error');
+<<<<<<< Updated upstream
+=======
+
+    // Reset initialization flag on error so user can retry
+    window._appInitialized = false;
+>>>>>>> Stashed changes
   }
 }