Social interactions with annotations (#4068)

Co-authored-by: Joe Milazzo <josephmajora@gmail.com>

API/Extensions/DataContextExtensions.cs

@@ -0,0 +1,17 @@
+using System.Text.Json;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+namespace API.Extensions;
+
+public static class DataContextExtensions
+{
+
+    public static PropertyBuilder<TProperty> HasJsonConversion<TProperty>(this PropertyBuilder<TProperty> builder, TProperty def = default)
+    {
+        return builder.HasConversion(
+            v => JsonSerializer.Serialize(v, JsonSerializerOptions.Default),
+            v => JsonSerializer.Deserialize<TProperty>(v, JsonSerializerOptions.Default) ?? def
+        );
+    }
+
+}