More cleanup

Data/DeviceData.cs

@@ -0,0 +1,21 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace WeatherService.Data
+{
+    [Table("Device")]
+    public class DeviceData
+    {
+        public int Id { get; set; }
+
+        [Required]
+        [StringLength(100)]
+        public string Address { get; set; }
+
+        [Required]
+        [StringLength(100)]
+        public string Name { get; set; }
+
+        public int ReadInterval { get; set; }
+    }
+}