Fix UI — CSS variables, sidebar toggle with chevron, settings panel pushes content

proxy.ts

@@ -4,8 +4,9 @@ import type { NextRequest } from 'next/server';
 export function proxy(request: NextRequest) {
   const { pathname } = request.nextUrl;
 
-  // Allow login page and public assets
+  // Always allow these through
   if (
+    pathname.startsWith('/api/') ||
     pathname.startsWith('/login') ||
     pathname.startsWith('/_next') ||
     pathname.startsWith('/manifest.json') ||
@@ -15,7 +16,7 @@ export function proxy(request: NextRequest) {
     return NextResponse.next();
   }
 
-  // Check for session cookie
+  // Check for session cookie on all other routes
   const session = request.cookies.get('aaronai_session');
   if (!session?.value) {
     return NextResponse.redirect(new URL('/login', request.url));