Added a way to read what the AI received from your sources (#1100)

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

app/MindWork AI Studio/Tools/DataBackup/DataBackupEntry.cs

@@ -14,6 +14,7 @@ public sealed record DataBackupEntry(DataBackupLocation Location, string Relativ
     public bool IsIncluded => this.Kind is DataBackupEntryKind.SETTINGS
         or DataBackupEntryKind.WORKSPACES
         or DataBackupEntryKind.TEMPORARY_CHATS
+        or DataBackupEntryKind.CHAT_PROVENANCE
         or DataBackupEntryKind.PLUGINS
         or DataBackupEntryKind.TOKENIZERS
         or DataBackupEntryKind.VISUAL_BRIEFINGS
@@ -33,6 +34,16 @@ public sealed record DataBackupEntry(DataBackupLocation Location, string Relativ
         or DataBackupEntryKind.VECTOR_STORES
         or DataBackupEntryKind.MEDIA_TRANSCRIPTS;
 
+    /// <summary>
+    /// Whether a backup takes the entry from the copy it makes of the provenance store, rather than from the data folder.
+    /// </summary>
+    /// <remarks>
+    /// The chats write to the store at any time, so a file-by-file copy could catch it halfway
+    /// through a write. Unlike the indexes, it is copied for every backup, since it belongs to the
+    /// chats, which every backup holds. Cf. DataBackupSources.CopyProvenanceStoreAsync.
+    /// </remarks>
+    public bool ComesFromProvenanceCopy => this.Kind is DataBackupEntryKind.CHAT_PROVENANCE;
+
     /// <summary>
     /// Whether the entry is a folder rather than a single file.
     /// </summary>