refactored the classes and functions

app/MindWork AI Studio/Tools/Databases/IndexStore/EmbeddingStateDataSourceEntity.cs

@@ -0,0 +1,22 @@
+namespace AIStudio.Tools.Databases.IndexStore;
+
+internal sealed class EmbeddingStateDataSourceEntity
+{
+    public string DataSourceId { get; set; } = string.Empty;
+
+    public string DataSourceName { get; set; } = string.Empty;
+
+    public string DataSourceType { get; set; } = string.Empty;
+
+    public string EmbeddingProviderId { get; set; } = string.Empty;
+
+    public string EmbeddingSignature { get; set; } = string.Empty;
+
+    public string SourceHash { get; set; } = string.Empty;
+
+    public int VectorSize { get; set; }
+
+    public DateTimeOffset UpdatedAtUtc { get; set; }
+
+    public List<EmbeddingStateFileEntity> Files { get; set; } = [];
+}