Added the visual briefing assistant (#893)

app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingSource.cs

@@ -0,0 +1,55 @@
+using System.Text.Json.Serialization;
+
+namespace AIStudio.Assistants.VisualBriefing;
+
+/// <summary>
+/// Defines <c>VisualBriefingSource</c> for the visual briefing feature.
+/// </summary>
+public sealed class VisualBriefingSource
+{
+    /// <summary>
+    /// Defines <c>SourceId</c> for the visual briefing feature.
+    /// </summary>
+    public Guid SourceId { get; set; } = Guid.NewGuid();
+
+    /// <summary>
+    /// Defines <c>Kind</c> for the visual briefing feature.
+    /// </summary>
+    public VisualBriefingSourceKind Kind { get; set; }
+
+    /// <summary>
+    /// Defines <c>Path</c> for the visual briefing feature.
+    /// </summary>
+    public string Path { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Defines <c>Size</c> for the visual briefing feature.
+    /// </summary>
+    public long Size { get; set; }
+
+    /// <summary>
+    /// Defines <c>LastWriteTimeUtc</c> for the visual briefing feature.
+    /// </summary>
+    public DateTimeOffset LastWriteTimeUtc { get; set; }
+
+    /// <summary>
+    /// Defines <c>TranscriptStatus</c> for the visual briefing feature.
+    /// </summary>
+    public VisualBriefingTranscriptStatus TranscriptStatus { get; set; } = VisualBriefingTranscriptStatus.NOT_REQUIRED;
+
+    /// <summary>
+    /// Defines <c>IsMedia</c> for the visual briefing feature.
+    /// </summary>
+    public bool IsMedia { get; set; }
+
+    /// <summary>
+    /// Defines <c>AssetId</c> for the visual briefing feature.
+    /// </summary>
+    public string AssetId { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Defines <c>Status</c> for the visual briefing feature.
+    /// </summary>
+    [JsonIgnore]
+    public VisualBriefingSourceStatus Status { get; set; } = VisualBriefingSourceStatus.UNCHANGED;
+}