(function() { // Only run in browser (not during SSR/build) if (typeof window === 'undefined') return; // Check if OAuth flow is in progress try { if (sessionStorage.getItem('oauth-in-progress') === 'true') { console.log('[Layout Script] OAuth in progress - showing loading screen'); // Create and inject loading screen (DOM manipulation instead of document.write) var loaderHTML = '

' + '

Completing sign in...

' + '

Please wait while we finalize your authentication

' + '

' + '' + '

'; // Inject immediately when DOM is ready if (document.body) { document.body.insertAdjacentHTML('afterbegin', loaderHTML); } else { document.addEventListener('DOMContentLoaded', function() { document.body.insertAdjacentHTML('afterbegin', loaderHTML); }); } // Clean up after page loads successfully window.addEventListener('load', function() { setTimeout(function() { console.log('[Layout Script] Page loaded - removing loading screen'); var loader = document.getElementById('oauth-loading-screen'); if (loader) loader.remove(); sessionStorage.removeItem('oauth-in-progress'); }, 500); }); } } catch(e) { console.error('[Layout Script] OAuth loading screen error:', e); } })();

What are you building?