Update model database schema

Elwig/Models/AreaComParcel.cs

@@ -0,0 +1,31 @@
+using Microsoft.EntityFrameworkCore;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Elwig.Models {
+    [Table("area_commitment_parcel"), PrimaryKey("VNr", "KgNr", "GstNr")]
+    public class AreaComParcel {
+        [Column("vnr")]
+        public int VNr { get; set; }
+
+        [Column("kgnr")]
+        public int KgNr { get; set; }
+
+        [Column("gstnr")]
+        public string? GstNr { get; set; }
+
+        [Column("rdnr")]
+        public int? RdNr { get; set; }
+
+        [Column("area")]
+        public int? Area { get; set; }
+
+        [ForeignKey("KgNr")]
+        public virtual WbKg Kg { get; private set; }
+
+        [ForeignKey("KgNr, RdNr")]
+        public virtual WbRd? Rd { get; private set; }
+
+        [ForeignKey("VNr")]
+        public virtual AreaCom AreaCom { get; private set; }
+    }
+}