add cashier_url to darkfid config file

src/bin/darkfid.rs

@@ -146,6 +146,7 @@ impl State {
 async fn start(executor: Arc<Executor<'_>>, config: Arc<&DarkfidConfig>) -> Result<()> {
     let connect_addr: SocketAddr = config.connect_url.parse()?;
     let sub_addr: SocketAddr = config.subscriber_url.parse()?;
+    let cashier_addr: SocketAddr = config.cashier_url.parse()?;
     let database_path = config.database_path.clone();
     let walletdb_path = config.walletdb_path.clone();
 
@@ -201,7 +202,7 @@ async fn start(executor: Arc<Executor<'_>>, config: Arc<&DarkfidConfig>) -> Resu
 
     // create gateway client
     debug!(target: "Cashier Client", "Creating cashier client");
-    let mut cashier_client = CashierClient::new("127.0.0.1:7777".parse()?)?;
+    let mut cashier_client = CashierClient::new(cashier_addr)?;
 
     debug!(target: "Gateway", "Start subscriber");
     // start subscribing

src/cli/cli_config.rs

@@ -73,6 +73,10 @@ pub struct DarkfidConfig {
     #[serde(rename = "subscriber_url")]
     pub subscriber_url: String,
 
+    #[serde(default)]
+    #[serde(rename = "cashier_url")]
+    pub cashier_url: String,
+
     #[serde(default)]
     #[serde(rename = "rpc_url")]
     pub rpc_url: String,
@@ -98,6 +102,7 @@ impl Default for DarkfidConfig {
     fn default() -> Self {
         let connect_url = String::from("127.0.0.1:3333");
         let subscriber_url = String::from("127.0.0.1:4444");
+        let cashier_url = String::from("127.0.0.1:7777");
         let rpc_url = String::from("127.0.0.1:8000");
 
         let database_path = String::from("database_client.db");
@@ -128,6 +133,7 @@ impl Default for DarkfidConfig {
         Self {
             connect_url,
             subscriber_url,
+            cashier_url,
             rpc_url,
             database_path,
             walletdb_path,