Added the Model Comparison assistant for blind comparisons of two models (#1009)

Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

app/MindWork AI Studio/Assistants/ModelComparison/ModelComparisonRunStatus.cs

@@ -0,0 +1,37 @@
+namespace AIStudio.Assistants.ModelComparison;
+
+/// <summary>
+/// Where a run of a batch stands, as its badge in the progress of the batch shows it.
+/// </summary>
+public enum ModelComparisonRunStatus
+{
+    /// <summary>
+    /// Started, but waiting for a free slot among the runs which ask the models at the same time.
+    /// </summary>
+    QUEUED,
+
+    /// <summary>
+    /// Asking the models right now.
+    /// </summary>
+    RUNNING,
+
+    /// <summary>
+    /// Arrived, but at least one model gave no usable answer, so there is nothing to vote on.
+    /// </summary>
+    NO_USABLE_ANSWER,
+
+    /// <summary>
+    /// Arrived with both answers; the vote of the user is still to come.
+    /// </summary>
+    AWAITING_VOTE,
+
+    /// <summary>
+    /// The user voted on it.
+    /// </summary>
+    VOTED,
+
+    /// <summary>
+    /// Arrived with both answers, but the user moved past it without voting.
+    /// </summary>
+    VOTE_SKIPPED,
+}