feat(scripting): evaluators log through root script logger → script-log page (F8)

src/Server/ZB.MOM.WW.OtOpcUa.Host/Engines/RoslynScriptedAlarmEvaluator.cs

@@ -5,7 +5,6 @@ using ZB.MOM.WW.OtOpcUa.Core.Abstractions;
 using ZB.MOM.WW.OtOpcUa.Core.ScriptedAlarms;
 using ZB.MOM.WW.OtOpcUa.Core.Scripting;
 using SerilogLogger = Serilog.ILogger;
-using SerilogLog = Serilog.Log;
 
 namespace ZB.MOM.WW.OtOpcUa.Host.Engines;
 
@@ -22,20 +21,24 @@ namespace ZB.MOM.WW.OtOpcUa.Host.Engines;
 /// </summary>
 public sealed class RoslynScriptedAlarmEvaluator : IScriptedAlarmEvaluator, IDisposable
 {
-    private static readonly SerilogLogger ScriptLogger = SerilogLog.ForContext<RoslynScriptedAlarmEvaluator>();
-
     private readonly ConcurrentDictionary<string, ScriptEvaluator<AlarmPredicateContext, bool>> _cache
         = new(StringComparer.Ordinal);
     private readonly ILogger<RoslynScriptedAlarmEvaluator> _logger;
+    private readonly SerilogLogger _scriptRoot;
     private readonly TimeSpan _runTimeout;
     private bool _disposed;
 
     /// <summary>Initializes a new instance of the Roslyn scripted alarm evaluator.</summary>
-    /// <param name="logger">Logger for diagnostic messages.</param>
+    /// <param name="logger">Logger for diagnostic messages (host diagnostics).</param>
+    /// <param name="scriptRoot">Root script logger; user <c>ctx.Logger.*</c> output flows through this to the Script-log page.</param>
     /// <param name="runTimeout">Optional timeout for script evaluation; defaults to 2 seconds.</param>
-    public RoslynScriptedAlarmEvaluator(ILogger<RoslynScriptedAlarmEvaluator> logger, TimeSpan? runTimeout = null)
+    public RoslynScriptedAlarmEvaluator(
+        ILogger<RoslynScriptedAlarmEvaluator> logger,
+        ScriptRootLogger scriptRoot,
+        TimeSpan? runTimeout = null)
     {
         _logger = logger;
+        _scriptRoot = (scriptRoot ?? throw new ArgumentNullException(nameof(scriptRoot))).Logger;
         _runTimeout = runTimeout ?? TimeSpan.FromSeconds(2);
     }
 
@@ -71,7 +74,12 @@ public sealed class RoslynScriptedAlarmEvaluator : IScriptedAlarmEvaluator, IDis
         }
 
         var readCache = BuildReadCache(dependencies);
-        var context = new AlarmPredicateContext(readCache, ScriptLogger);
+        // Per-evaluation script logger: bind both ScriptId and AlarmId from the alarm id so the
+        // Script-log page can attribute each line to the owning scripted alarm.
+        var scriptLog = _scriptRoot
+            .ForContext(ScriptLoggerFactory.ScriptIdProperty, alarmId)
+            .ForContext(ScriptLoggerFactory.AlarmIdProperty, alarmId);
+        var context = new AlarmPredicateContext(readCache, scriptLog);
 
         try
         {