Add initial device status service

DeviceStatus/Service/Controllers/StatusController.cs

@@ -0,0 +1,21 @@
+using Microsoft.AspNetCore.Mvc;
+
+namespace Service.Controllers
+{
+    [Route("[controller]")]
+    [ApiController]
+    public class StatusController : ControllerBase
+    {
+        private readonly DeviceRepository _deviceRepository;
+        public StatusController(DeviceRepository deviceRepository)
+        {
+            _deviceRepository = deviceRepository;
+        }
+
+        [HttpGet("recent")]
+        public ActionResult<IEnumerable<Device>> GetRecent()
+        {
+            return _deviceRepository.Values;
+        }
+    }
+}