Added system

src/types.rs

@@ -17,3 +17,18 @@ pub struct Account {
     pub realized: f64,
     pub margin: f64,
 }
+
+#[derive(Debug, Clone, Copy)]
+pub enum Feed {
+    Connected,
+    Disconnected,
+    Connecting,
+    Failed,
+}
+
+pub struct System {
+    pub feed: Feed,
+    pub exchange: String,
+    pub dex: String,
+    pub latency: u16,
+}