added retrieval with vector and bm25 search

app/MindWork AI Studio/Tools/Databases/VectorStore/NoVectorStoreClient.cs

@@ -28,6 +28,9 @@ public sealed class NoVectorStoreClient(string name, string? unavailableReason,
     public override Task InsertEmbedding(string storeName, IReadOnlyList<VectorStoragePoint> points, CancellationToken token) =>
         Task.FromException(this.CreateUnavailableException());
 
+    public override Task<IReadOnlyList<VectorSearchResult>> SearchEmbeddingAsync(string storeName, IReadOnlyList<float> vector, int maxMatches, CancellationToken token) =>
+        Task.FromException<IReadOnlyList<VectorSearchResult>>(this.CreateUnavailableException());
+
     public override Task DeleteEmbeddingByFile(string storeName, string filePath, CancellationToken token) =>
         Task.FromException(this.CreateUnavailableException());
 

app/MindWork AI Studio/Tools/Databases/VectorStore/QdrantEdgeClientImplementation.cs

@@ -15,6 +15,7 @@ public sealed class QdrantEdgeClientImplementation(
     private const string INFO_PATH = "/system/qdrant-edge/info";
     private const string ENSURE_PATH = "/system/qdrant-edge/ensure";
     private const string INSERT_PATH = "/system/qdrant-edge/insert";
+    private const string SEARCH_PATH = "/system/qdrant-edge/search";
     private const string DELETE_FILE_PATH = "/system/qdrant-edge/delete-file";
     private const string DELETE_STORE_PATH = "/system/qdrant-edge/delete-store";
     
@@ -86,6 +87,18 @@ public sealed class QdrantEdgeClientImplementation(
     public override Task InsertEmbedding(string storeName, IReadOnlyList<VectorStoragePoint> points, CancellationToken token) =>
         rustService.ExecuteDatabaseOperation(DATABASE_NAME, INSERT_PATH, new InsertEmbeddingRequest(storeName, points), token);
 
+    public override async Task<IReadOnlyList<VectorSearchResult>> SearchEmbeddingAsync(string storeName, IReadOnlyList<float> vector, int maxMatches, CancellationToken token)
+    {
+        if (maxMatches <= 0)
+            return [];
+
+        return await rustService.ExecuteDatabaseQuery<SearchEmbeddingRequest, List<VectorSearchResult>>(
+            DATABASE_NAME,
+            SEARCH_PATH,
+            new SearchEmbeddingRequest(storeName, vector, maxMatches),
+            token) ?? [];
+    }
+
     public override Task DeleteEmbeddingByFile(string storeName, string filePath, CancellationToken token) =>
         rustService.ExecuteDatabaseOperation(DATABASE_NAME, DELETE_FILE_PATH, new DeleteEmbeddingByFileRequest(storeName, filePath), token);
 
@@ -108,6 +121,8 @@ public sealed class QdrantEdgeClientImplementation(
 
     private sealed record InsertEmbeddingRequest(string StoreName, IReadOnlyList<VectorStoragePoint> Points);
 
+    private sealed record SearchEmbeddingRequest(string StoreName, IReadOnlyList<float> Vector, int MaxMatches);
+
     private sealed record DeleteEmbeddingByFileRequest(string StoreName, string FilePath);
     
     private sealed record DeleteVectorStoreRequest(string StoreName);

app/MindWork AI Studio/Tools/Databases/VectorStore/VectorSearchResult.cs

@@ -0,0 +1,24 @@
+namespace AIStudio.Tools.Databases.VectorStore;
+
+public sealed record VectorSearchResult(
+    string PointId,
+    double Score,
+    string DataSourceId,
+    string DataSourceName,
+    string DataSourceType,
+    string ChunkId,
+    string ParentFileId,
+    string FilePath,
+    string AbsolutePath,
+    string FileName,
+    string RelativePath,
+    string FileType,
+    int? PageNumber,
+    int ChunkIndex,
+    string Text,
+    string Fingerprint,
+    string CreationUtc,
+    string LastWriteUtc,
+    string EmbeddedAtUtc,
+    string ComplianceLevel,
+    int ComplianceLevelRank);

app/MindWork AI Studio/Tools/Databases/VectorStore/VectorStoreClient.cs

@@ -6,6 +6,8 @@ public abstract class VectorStoreClient(string name, string path): DatabaseClien
 
     public abstract Task InsertEmbedding(string storeName, IReadOnlyList<VectorStoragePoint> points, CancellationToken token);
 
+    public abstract Task<IReadOnlyList<VectorSearchResult>> SearchEmbeddingAsync(string storeName, IReadOnlyList<float> vector, int maxMatches, CancellationToken token);
+
     public abstract Task DeleteEmbeddingByFile(string storeName, string filePath, CancellationToken token);
 
     public abstract Task DeleteVectorStore(string storeName, CancellationToken token);