added admin login to frontend + obscurification for contact details

frontend/src/lib/api.ts

@@ -1,4 +1,4 @@
-import type { Post, SiteConfig, Asset } from './types';
+import type { Post, SiteConfig, Asset, ContactSubmission, Message } from './types';
 
 async function apiFetch<T>(path: string, options: RequestInit = {}): Promise<T> {
   const headers: Record<string, string> = {
@@ -67,3 +67,10 @@ export const uploadAsset = (file: File) => {
 };
 export const deleteAsset = (name: string) =>
   apiFetch<void>(`/uploads/${encodeURIComponent(name)}`, { method: 'DELETE' });
+
+// Contact
+export const submitContact = (data: ContactSubmission) =>
+  apiFetch<{ ok: boolean }>('/contact', { method: 'POST', body: JSON.stringify(data) });
+export const listMessages = () => apiFetch<Message[]>('/messages');
+export const deleteMessage = (id: string) =>
+  apiFetch<{ ok: boolean }>(`/messages/${encodeURIComponent(id)}`, { method: 'DELETE' });