Merge master 4fb04a9f (lane D-a) into remed/lane-D-b

ScriptEdit.razor conflict resolved keeping both D-a's on-demand Monaco sync +
Problems list and D-b's delete confirm.

Refs #745
Claude-Session: https://claude.ai/code/session_01Ub9hGmYLQvn9XETzw7CMsT

src/Server/ZB.MOM.WW.OtOpcUa.AdminUI/Components/Pages/ScriptEdit.razor

@@ -12,6 +12,7 @@
 @using ZB.MOM.WW.OtOpcUa.Configuration
 @using ZB.MOM.WW.OtOpcUa.Configuration.Entities
 @using ZB.MOM.WW.OtOpcUa.AdminUI.Components.Shared.Raw
+@using ZB.MOM.WW.OtOpcUa.AdminUI.ScriptAnalysis
 @inject IDbContextFactory<OtOpcUaConfigDbContext> DbFactory
 @inject NavigationManager Nav
 
@@ -31,7 +32,9 @@ else if (!IsNew && _existing is null)
 }
 else
 {
-    <EditForm Model="_form" OnValidSubmit="SubmitAsync" FormName="scriptEdit">
+    @* OnSubmit (not OnValidSubmit): the editor text is pulled from Monaco FIRST, then validated — the bound
+       SourceCode is only refreshed at blur, so validating before the pull could judge stale text. *@
+    <EditForm Model="_form" OnSubmit="SubmitAsync" FormName="scriptEdit">
         <DataAnnotationsValidator />
         <ValidationSummary class="alert alert-danger py-2 px-3" />
         <section class="panel rise">
@@ -58,7 +61,9 @@ else
         <section class="panel rise mt-3">
             <div class="panel-head">Source</div>
             <div style="padding:1rem">
-                    <MonacoEditor @bind-Value="_form.SourceCode" Height="420px" />
+                <MonacoEditor @ref="_editor" @bind-Value="_form.SourceCode" Height="420px"
+                              MarkersChanged="OnMarkersChanged" />
+                <ScriptProblemsList Report="_markers" OnSelect="RevealProblemAsync" />
                 <div class="form-text">SHA-256 hash is computed automatically on save.</div>
             </div>
         </section>
@@ -91,6 +96,13 @@ else
     private bool _busy;
     private string? _error;
     private bool _confirmDeleteVisible;
+    private MonacoEditor? _editor;
+    private ScriptProblemReport _markers = ScriptProblemReport.Empty;
+
+    private void OnMarkersChanged(ScriptProblemReport report) => _markers = report;
+
+    private Task RevealProblemAsync(DiagnosticMarker m)
+        => _editor is null ? Task.CompletedTask : _editor.RevealLineAsync(m.StartLineNumber, m.StartColumn);
 
     protected override async Task OnInitializedAsync()
     {
@@ -112,11 +124,21 @@ else
         _loaded = true;
     }
 
-    private async Task SubmitAsync()
+    private async Task SubmitAsync(EditContext editContext)
     {
         _busy = true; _error = null;
         try
         {
+            // The editor reports its text only at blur, so read the authoritative current value now. A read
+            // failure (e.g. the script is too large to send) aborts the save rather than persisting stale source.
+            if (_editor is not null)
+            {
+                var read = await _editor.GetValueAsync();
+                if (!read.Ok) { _error = $"Not saved: {read.Error}"; return; }
+                _form.SourceCode = read.Value!;
+            }
+            if (!editContext.Validate()) return;
+
             var sourceHash = HashSource(_form.SourceCode);
             await using var db = await DbFactory.CreateDbContextAsync();
             if (IsNew)