add search

internal/app/server.go

@@ -96,3 +96,11 @@ func (s *Server) GetImage(_ context.Context, req *proto.GetImageReq) (*httpbody.
 		Data:        data,
 	}, nil
 }
+
+func (s *Server) Search(ctx context.Context, req *proto.SearchReq) (*proto.PositionsRsp, error) {
+	products, err := s.storage.GetPositionsByText(ctx, req.Text)
+	if err != nil {
+		return nil, err
+	}
+	return &proto.PositionsRsp{Products: products}, nil
+}