Move main method to seperate file

server.go

@@ -304,45 +304,3 @@ func (s *server) Stop() {
 		srv.GracefulStop()
 	}
 }
-
-func main() {
-	if len(os.Args) > 1 && os.Args[1] == "genkey" {
-		p, err := btcec.NewPrivateKey()
-		if err != nil {
-			log.Fatalf("btcec.NewPrivateKey() error: %v", err)
-		}
-		fmt.Printf("LSPD_PRIVATE_KEY=\"%x\"\n", p.Serialize())
-		return
-	}
-
-	err := pgConnect()
-	if err != nil {
-		log.Fatalf("pgConnect() error: %v", err)
-	}
-
-	client = NewLndClient()
-
-	info, err := client.GetInfo()
-	if err != nil {
-		log.Fatalf("client.GetInfo() error: %v", err)
-	}
-	if nodeName == "" {
-		nodeName = info.Alias
-	}
-	if nodePubkey == "" {
-		nodePubkey = info.Pubkey
-	}
-
-	go intercept(client)
-
-	go forwardingHistorySynchronize(client)
-	go channelsSynchronize(client)
-
-	s := NewGrpcServer()
-	err = s.Start()
-	if err != nil {
-		log.Fatalf("%v", err)
-	}
-
-	log.Printf("lspd exited")
-}