feat: add quiet reading with rare confirmations

Part of the quiet-user-feedback change; docs and specs land in their own repositories.

src/features/tbank-connection/ui/TbankConnectionSection/TbankConnectionSection.test.tsx

@@ -127,9 +127,11 @@ describe("TbankConnectionSection", () => {
 		const token = screen.getByLabelText("Token T-Bank");
 		fireEvent.change(token, { target: { value: "replacement-draft" } });
 		finishRefetch?.();
-		expect(
-			await screen.findByText(/Не удалось обновить статус подключения/),
-		).toBeVisible();
+		await waitFor(() => {
+			expect(
+				screen.queryByText(/Не удалось обновить статус подключения/),
+			).not.toBeInTheDocument();
+		});
 		expect(screen.getByLabelText("Token T-Bank")).toBe(token);
 		expect(token).toHaveValue("replacement-draft");
 		expect(screen.getByText("Подключено с 14.08.2026")).toBeVisible();
@@ -139,7 +141,6 @@ describe("TbankConnectionSection", () => {
 		expect(client.getQueryData(portfolioQueryKey)).toEqual({
 			source: "previous-connection",
 		});
-		fireEvent.click(screen.getByRole("button", { name: "Повторить" }));
 		await waitFor(() => expect(reads).toBe(2));
 		await waitFor(() =>
 			expect(
@@ -164,13 +165,12 @@ describe("TbankConnectionSection", () => {
 			}),
 		);
 		renderSection(createTestQueryClient());
-		expect(
-			await screen.findByText(/Не удалось загрузить статус подключения/),
-		).toBeVisible();
-		expect(screen.queryByLabelText("Token T-Bank")).not.toBeInTheDocument();
-		fireEvent.click(screen.getByRole("button", { name: "Повторить" }));
-		expect(await screen.findByLabelText("Token T-Bank")).toBeVisible();
-		expect(reads).toBe(2);
+		await waitFor(() => {
+			expect(
+				screen.queryByText(/Не удалось загрузить статус подключения/),
+			).not.toBeInTheDocument();
+		});
+		expect(reads).toBe(1);
 	});
 	it("commits connection status and resets the complete brokerage query subtree after connecting", async () => {
 		const client = seededClient();

src/features/tbank-connection/ui/TbankConnectionSection/TbankConnectionSectionLoaded.vm.ts

@@ -1,3 +1,4 @@
+import { notifications } from "@mantine/notifications";
 import { useQueryClient } from "@tanstack/react-query";
 import { useEffect, useRef, useState } from "react";
 import { useForm } from "react-hook-form";
@@ -32,6 +33,12 @@ function useTbankConnectionSectionLoadedVm(status: TbankConnectionStatus) {
 		onSuccess: (data) => {
 			commitTbankConnectionBoundary(queryClient, data);
 			reset();
+
+			if (status.connected && data.connected)
+				notifications.show({
+					id: "tbank-token-replaced-" + crypto.randomUUID(),
+					message: t("tbank.tokenReplaced"),
+				});
 		},
 	});