Buying/Purchase order Shipping Cost

Hello there,
How to to add the shipping cost from Supplier to the warehouse to the grand total?
Do I need to add custom field in order to do that? if yes, how can I added it so I can see it in GL?

Check landed cost voucher:

https://docs.erpnext.com/docs/user/manual/en/stock/landed-cost-voucher

Solved my problem, thanks mate