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.

src/Core/ZB.MOM.WW.OtOpcUa.Core.Scripting/ScriptLogCompanionSink.cs

@@ -30,12 +30,17 @@ public sealed class ScriptLogCompanionSink : ILogEventSink
     private readonly ILogger _mainLogger;
     private readonly LogEventLevel _minMirrorLevel;
 
+    /// <summary>Initializes a new instance of the ScriptLogCompanionSink.</summary>
+    /// <param name="mainLogger">The companion logger to mirror events to.</param>
+    /// <param name="minMirrorLevel">The minimum log level to mirror (default: Error).</param>
     public ScriptLogCompanionSink(ILogger mainLogger, LogEventLevel minMirrorLevel = LogEventLevel.Error)
     {
         _mainLogger = mainLogger ?? throw new ArgumentNullException(nameof(mainLogger));
         _minMirrorLevel = minMirrorLevel;
     }
 
+    /// <summary>Emits a log event to the companion logger if it meets the minimum level.</summary>
+    /// <param name="logEvent">The log event to emit.</param>
     public void Emit(LogEvent logEvent)
     {
         if (logEvent is null) return;