add testimony api

src/modules/testimony/testimony.mapper.ts

@@ -0,0 +1,15 @@
+import type { Testimony } from "@/database/entities/testimony.entity";
+import type { TestimonyResponse } from "@/modules/testimony/testimony.types";
+
+export class TestimonyMapper {
+	public mapEntityToResponse(testimony: Testimony): TestimonyResponse {
+		return {
+			id: testimony.id,
+			review: testimony.review,
+			reviewer: testimony.reviewer,
+			rating: testimony.rating,
+			created_at: testimony.createdAt,
+			updated_at: testimony.updatedAt,
+		};
+	}
+}