docs: backfill XML documentation across 756 files

Adds <summary>, <param>, <typeparam>, and <inheritdoc/> tags to public
members surfaced by commentchecker — resolves 5,847 of 5,869 issues
(99.6%) across three /fixdocs passes.

tests/Drivers/ZB.MOM.WW.OtOpcUa.Driver.AbCip.IntegrationTests/AbServerProfileTests.cs

@@ -14,6 +14,9 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.AbCip.IntegrationTests;
 [Trait("Category", "Unit")]
 public sealed class AbServerProfileTests
 {
+    /// <summary>Verifies known profiles for family returns expected compose profile.</summary>
+    /// <param name="family">The AB CIP PLC family.</param>
+    /// <param name="expected">The expected Docker Compose profile name.</param>
     [Theory]
     [InlineData(AbCipPlcFamily.ControlLogix, "controllogix")]
     [InlineData(AbCipPlcFamily.CompactLogix, "compactlogix")]
@@ -24,6 +27,7 @@ public sealed class AbServerProfileTests
         KnownProfiles.ForFamily(family).ComposeProfile.ShouldBe(expected);
     }
 
+    /// <summary>Verifies known profiles all covers every family.</summary>
     [Fact]
     public void KnownProfiles_All_Covers_Every_Family()
     {
@@ -32,6 +36,7 @@ public sealed class AbServerProfileTests
             covered.ShouldContain(family, $"Family {family} is missing a KnownProfiles entry.");
     }
 
+    /// <summary>Verifies default port matches EtherNetIP standard.</summary>
     [Fact]
     public void DefaultPort_Matches_EtherNetIP_Standard()
     {