Rename solution directory to Elwig

Elwig/Models/WineAttr.cs

@@ -0,0 +1,16 @@
+using Microsoft.EntityFrameworkCore;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Elwig.Models {
+    [Table("wine_attribute"), PrimaryKey("AttrId")]
+    public class WineAttr {
+        [Column("attrid")]
+        public string AttrId { get; set; }
+
+        [Column("name")]
+        public string Name { get; set; }
+
+        [Column("kg_per_ha")]
+        public int KgPerHa { get; set; }
+    }
+}