Fixed prompt injection warnings waiting for other actions to finish (#1053)

app/MindWork AI Studio/Tools/Security/PromptInjectionReportingScope.cs

@@ -0,0 +1,36 @@
+namespace AIStudio.Tools.Security;
+
+/// <summary>
+/// One user action, such as sending a message, whose filtered content is reported to the user together.
+/// </summary>
+/// <remarks>
+/// Created through PromptInjectionGuardService.BeginAction. Content which belongs to the action carries
+/// the scope down to where it is read or filtered; disposing the scope ends the action.
+/// </remarks>
+/// <param name="guardService">The service which reports what was filtered.</param>
+/// <param name="parent">The action this scope is part of, or null when it begins an action of its own.</param>
+public sealed class PromptInjectionReportingScope(PromptInjectionGuardService guardService, PromptInjectionReportingScope? parent) : IAsyncDisposable
+{
+    /// <summary>
+    /// The action this scope is part of, or null when it begins an action of its own.
+    /// </summary>
+    internal PromptInjectionReportingScope? Parent => parent;
+
+    /// <summary>
+    /// What was filtered while this scope was the outermost one of its action still running.
+    /// </summary>
+    /// <remarks>
+    /// Read and written under the lock of the guard service only.
+    /// </remarks>
+    internal List<PromptInjectionScanResult> PendingResults { get; } = [];
+
+    /// <summary>
+    /// Gets or sets a value indicating whether the action is still running.
+    /// </summary>
+    /// <remarks>
+    /// Read and written under the lock of the guard service only.
+    /// </remarks>
+    internal bool IsOpen { get; set; } = true;
+
+    public async ValueTask DisposeAsync() => await guardService.EndActionAsync(this);
+}