Add Stock

{
    "success": true,
    "message": "product stock successfully added",
    "data": {
        "_id": "63da1d774fb3bf10991892ef",
        "product_name": "cloths",
        "userId": "63da192c2f39a65069ba082d",
        "current_cost": "150000",
        "current_total": "10770000",
        "total_cost": "0",
        "current_quantity": 1005,
        "type": "made",
        "stock": [
            {
                "cost": "10020000",
                "quantity": 1000,
                "initial_cost_per_item": "10020",
                "date": "2023-01-27T08:31:13.487Z",
                "time": "1:20pm",
                "_id": "63da1d774fb3bf10991892f1"
            },
            {
                "cost": "750000",
                "quantity": 5,
                "initial_cost_per_item": "750000",
                "date": "2023-02-01T00:00:00.000Z",
                "time": "08:19:36",
                "_id": "63da20984fb3bf1099189358"
            }
        ],
        "createdAt": "2023-02-01T08:06:15.435Z",
        "updatedAt": "2023-02-01T08:19:36.914Z",
        "__v": 2
    }
}