Auto: abcip-3.1 — configurable CIP connection size per device

Closes #235

src/ZB.MOM.WW.OtOpcUa.Driver.AbCip/AbCipDriverFactoryExtensions.cs

@@ -37,7 +37,8 @@ public static class AbCipDriverFactoryExtensions
                         $"AB CIP config for '{driverInstanceId}' has a device missing HostAddress"),
                     PlcFamily: ParseEnum<AbCipPlcFamily>(d.PlcFamily, "device", driverInstanceId, "PlcFamily",
                         fallback: AbCipPlcFamily.ControlLogix),
-                    DeviceName: d.DeviceName))]
+                    DeviceName: d.DeviceName,
+                    ConnectionSize: d.ConnectionSize))]
                 : [],
             Tags = dto.Tags is { Count: > 0 }
                 ? [.. dto.Tags.Select(t => BuildTag(t, driverInstanceId))]
@@ -119,6 +120,12 @@ public static class AbCipDriverFactoryExtensions
         public string? HostAddress { get; init; }
         public string? PlcFamily { get; init; }
         public string? DeviceName { get; init; }
+
+        /// <summary>
+        ///     PR abcip-3.1 — optional per-device CIP <c>ConnectionSize</c> override. Validated
+        ///     against <c>[500..4002]</c> at <see cref="AbCipDriver.InitializeAsync"/>.
+        /// </summary>
+        public int? ConnectionSize { get; init; }
     }
 
     internal sealed class AbCipTagDto