Looks like there's no public channels on your node and no route hints in your invoices if the channels are private

There's supposed to be a setting to enable hop hints for private channels in btcpay if you do have private ones

https://mempool.space/lightning/node/0362c18e4406b951e0c1b08377a3f4b404fe20025e10e42daecbc06f915b24ca08