fix(types): restore contact property in SiteConfig interface

src/utils/configLoader.ts

@@ -63,7 +63,15 @@ export interface SiteConfig {
       animation?: string;
     }>;
   };
+  contact: {
+    title: string;
+    subtitle: string;
+    recipientEmail: string;
+    phone?: string;
+    address?: string;
+  };
   sectionsOrder: string[];
+
   sectionsDetails?: SectionConfig[];
   site_info?: {
     title?: string;