I just read from lnd's documentation (here : https://github.com/lightningnetwork/lnd/blob/master/docs/saf...) that "As of this writing , lnd is still in beta and it is considered #reckless to put any life altering amounts of BTC into the network.
Are you sure that agora is really safe?
We're try to be very careful when developing Agora, and all features are covered by unit and integration tests. However, bugs are always a possibility.
Where i can find Wallet of Satoshi's LND gRPC server host and port?
In order to process payments for your Agora instance, you would need to connect it to an LND instance that you ran yourself.