Added research on the web to the BeyondFacts Lab (#1186)

app/MindWork AI Studio/Assistants/BeyondFactsLab/BflResearchLocation.cs

@@ -0,0 +1,14 @@
+namespace AIStudio.Assistants.BeyondFactsLab;
+
+/// <summary>
+/// Where a research belongs: to a preparation, as one of the topics of its research.
+/// </summary>
+/// <param name="ProjectId">The ID of the preparation.</param>
+/// <param name="Topic">The topic of the research.</param>
+public sealed record BflResearchLocation(Guid ProjectId, BflResearchTopic Topic)
+{
+    /// <summary>
+    /// Gets a key which tells the research apart from every other one, e.g., for a running request.
+    /// </summary>
+    public string Key => $"{this.ProjectId:D}/research/{this.Topic.FileStem}";
+}