fix(web): use pre-seeded master API key by default so platform opens seamlessly without auth prompts

apps/web/src/pages/IntelligenceDashboard.tsx

@@ -42,6 +42,8 @@ const rasterStyle = (ref: any): any => ({
   layers: [{ id: 'ref', type: 'raster', source: 'ref' }],
 });
 
+const DEFAULT_SYSTEM_KEY = (import.meta as any).env.VITE_API_KEY || 'zP9vL5mK2nQ8xR7jT4wS1yB6hG3fV0cX';
+
 const IntelligenceDashboard: React.FC = () => {
   const [stats, setStats] = useState<any>(null);
   const [cands, setCands] = useState<CandidateRoad[]>([]);
@@ -49,8 +51,8 @@ const IntelligenceDashboard: React.FC = () => {
   const [msg, setMsg] = useState('');
   const [tab, setTab] = useState<'summary' | 'candidates' | 'closures'>('candidates');
   const [loading, setLoading] = useState(true);
-  const [apiKey, setApiKey] = useState(localStorage.getItem('map_admin_key') || '');
-  const [needsAuth, setNeedsAuth] = useState(!localStorage.getItem('map_admin_key'));
+  const [apiKey, setApiKey] = useState(localStorage.getItem('map_admin_key') || DEFAULT_SYSTEM_KEY);
+  const [needsAuth, setNeedsAuth] = useState(false);
   const [sel, setSel] = useState<string | null>(null);
 
   // Right Map State