Add wine quality level in DeliveryAdminWindow

Elwig/Models/WineQualLevel.cs

@@ -3,7 +3,7 @@ using Microsoft.EntityFrameworkCore;
 using System.ComponentModel.DataAnnotations.Schema;
 
 namespace Elwig.Models {
-    [Table("wine_quality"), PrimaryKey("QualId")]
+    [Table("wine_quality_level"), PrimaryKey("QualId")]
     public class WineQualLevel {
         [Column("qualid")]
         public string QualId { get; private set; }
@@ -22,5 +22,7 @@ namespace Elwig.Models {
 
         [Column("name")]
         public string Name { get; private set; }
+
+        public string MinKmwStr => (MinKmw == null) ? "" : $"(mind. {MinKmw:#.0} °KMW)";
     }
 }