Function GET

Returns Promise<
    | NextResponse<{ error: string }>
    | NextResponse<
        {
            category: { id: string; name: string }
            | null;
            categoryId: string | null;
            code: string;
            cost: number;
            description: string | null;
            id: string;
            name: string;
            productType: string;
            unitOfMeasure:
                | { code: string; id: string; name: string; symbol: string
                | null }
                | null;
            unitOfMeasureId: string | null;
        }[],
    >,
>