Add IWithCount interface to schema.ts

Introduced a new interface IWithCount to handle paginated data responses. It includes properties for count, limit, currentOffset, and a generic data type. This change will aid in standardizing pagination across the application.

apps/backend/src/app/db/schema.ts

@@ -187,3 +187,10 @@ export const FilesTypeForMachine = pgTable("f_type_for_machines", {
 		.references(() => FilesTypesTable.id),
 });
 export type IFilesTypeForMachine = typeof FilesTypeForMachine.$inferSelect
+
+export interface IWithCount<T> {
+	count: number;
+	limit: number;
+	currentOffset: number;
+	data: T
+}