multi: add nochainbackend option

lncfg/chain.go

@@ -11,7 +11,7 @@ type Chain struct {
 	Active   bool   `long:"active" description:"If the chain should be active or not."`
 	ChainDir string `long:"chaindir" description:"The directory to store the chain's data within."`
 
-	Node string `long:"node" description:"The blockchain interface to use." choice:"btcd" choice:"bitcoind" choice:"neutrino" choice:"ltcd" choice:"litecoind"`
+	Node string `long:"node" description:"The blockchain interface to use." choice:"btcd" choice:"bitcoind" choice:"neutrino" choice:"ltcd" choice:"litecoind" choice:"nochainbackend"`
 
 	MainNet         bool     `long:"mainnet" description:"Use the main network"`
 	TestNet3        bool     `long:"testnet" description:"Use the test network"`