Add typed high-level ruleset and set API

tests/LibNftables.Tests/NftablesClientIntegrationTests.cs

@@ -71,6 +71,36 @@ public sealed class NftablesClientIntegrationTests
         }
     }
 
+    [Fact]
+    public void ValidateRuleset_WithTypedSetDefinition_ReturnsValidResult()
+    {
+        if (!CanCreateClient())
+        {
+            return;
+        }
+
+        var client = new NftablesClient();
+        var ruleset = new NftRuleset();
+        var table = new NftTable
+        {
+            Family = NftFamily.Inet,
+            Name = "typed_validation",
+        };
+        var set = new NftSet
+        {
+            Name = "blocked_ipv4",
+            Type = NftSetType.Ipv4Address,
+        };
+        set.Elements.Add("10.0.0.1");
+        set.Elements.Add("10.0.0.2");
+        table.Sets.Add(set);
+        ruleset.Tables.Add(table);
+
+        NftValidationResult result = client.ValidateRuleset(ruleset);
+
+        Assert.True(result.IsValid);
+    }
+
     private static bool CanCreateClient()
     {
         try