Add initial device status service

DeviceStatus/Service/Device.cs

@@ -0,0 +1,18 @@
+namespace Service;
+
+public class Device
+{
+    public string Name { get; }
+    public bool Status { get; set; }
+
+    public Device(string name, string statusString)
+    {
+        Name = name;
+        Update(statusString);
+    }
+
+    public void Update(string statusString)
+    {
+        Status = statusString == "1";
+    }
+}