Merged in feature/textExtractionsPart2 (pull request #193)

Continue finishing the parts of the text extraction plan

* add missing fields

api/queryAPI/client.go

@@ -58,3 +58,27 @@ func (s *Controllers) UpdateClient(ctx echo.Context, id ClientID) error {
 
 	return ctx.NoContent(http.StatusOK)
 }
+
+// ListClients returns all clients in the system.
+func (s *Controllers) ListClients(ctx echo.Context) error {
+	clients, err := s.svc.Client.List(ctx.Request().Context())
+	if err != nil {
+		return echo.NewHTTPError(http.StatusInternalServerError, fmt.Sprintf("Unable to list clients: %s", err))
+	}
+
+	// Convert to API response format
+	apiClients := make([]DocClient, len(clients))
+	for i, c := range clients {
+		apiClients[i] = DocClient{
+			Id:      c.ID,
+			Name:    c.Name,
+			CanSync: c.CanSync,
+		}
+	}
+
+	return ctx.JSON(http.StatusOK, ClientListResponse{
+		Clients: apiClients,
+		//nolint:gosec // Client count is bounded by maxItems: 10000 in OpenAPI spec
+		TotalCount: int32(len(apiClients)),
+	})
+}