feat(ui): port retail radar and compass

tests/AcDream.Core.Tests/Items/ClientObjectTableTests.cs

@@ -277,6 +277,28 @@ public sealed class ClientObjectTableTests
         Assert.Equal((uint)ItemType.Creature, item.TargetType);
     }
 
+    [Fact]
+    public void Ingest_RadarMetadata_PatchesOnlyPresentWireFields()
+    {
+        var table = new ClientObjectTable();
+        table.Ingest(FullWeenie(0x500000B8u) with
+        {
+            RadarBlipColor = 4,
+            RadarBehavior = 3,
+        });
+
+        table.Ingest(FullWeenie(0x500000B8u) with
+        {
+            RadarBlipColor = null,
+            RadarBehavior = 4,
+        });
+
+        var item = table.Get(0x500000B8u);
+        Assert.NotNull(item);
+        Assert.Equal((byte)4, item!.RadarBlipColor);
+        Assert.Equal((byte)4, item.RadarBehavior);
+    }
+
     [Fact]
     public void RecordMembership_CreatesEntry_AndSetsEquip()
     {