feat: response in mobile and accouting

types/purchase.ts

@@ -90,6 +90,12 @@ export interface PurchaseFilters {
     gateway?: string; // gateway name key (e.g. "zarinpal")
     status?: number;
     product_id?: number; // filter by a specific product
+    // Date/time window on created_at (Y-m-d dates, H:i(:s) times, Tehran-local —
+    // same values the accounting filters use). Times only apply with their date.
+    date_from?: string;
+    date_to?: string;
+    time_from?: string;
+    time_to?: string;
     per_page?: number;
     page?: number;
 }