feat(settings): add about system information

project/apps/admin/src/lib/api-client.ts

@@ -395,7 +395,31 @@ export interface StoreSettings {
   couriers?: string[];
 }
 
+export interface AboutInfo {
+  productVersion: string;
+  generatedAt: string;
+  services: Array<{ id: string; name: string; version: string }>;
+  server: {
+    hostname: string;
+    platform: string;
+    arch: string;
+    release: string;
+    uptimeSeconds: number;
+    processUptimeSeconds: number;
+    processStartedAt: string;
+    nodeVersion: string;
+    pid: number;
+    cpuCount: number;
+    totalMemoryMb: number;
+    freeMemoryMb: number;
+    processMemoryMb: { rss: number; heapUsed: number; heapTotal: number };
+    timezone: string;
+  };
+  database: { postgresVersion: string };
+}
+
 export const settingsApi = {
   get: () => api.get<StoreSettings>('/api/admin/settings'),
   update: (data: Partial<StoreSettings>) => api.patch<StoreSettings>('/api/admin/settings', data),
+  about: () => api.get<AboutInfo>('/api/admin/about'),
 };