feat: add quiet reading with rare confirmations

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

src/pages/account/ui/AccountPage/AccountPage.vm.test.tsx

@@ -1,7 +1,7 @@
 import type { FC, PropsWithChildren } from "react";
 
 import { MantineProvider } from "@mantine/core";
-import { act, renderHook, waitFor } from "@testing-library/react";
+import { renderHook, waitFor } from "@testing-library/react";
 import { http, HttpResponse } from "msw";
 import { MemoryRouter, Route, Routes } from "react-router";
 import { describe, expect, it, vi } from "vitest";
@@ -147,10 +147,10 @@ describe("useAccountPageViewModel", () => {
 				HttpResponse.json(resource(portfolio)),
 			),
 			http.get("*/api/v1/brokerage-accounts/:accountId/operations", () =>
-				HttpResponse.json({ code: "TBANK_UNAVAILABLE" }, { status: 503 }),
+				HttpResponse.json({ code: "DEMO_FAILURE" }, { status: 400 }),
 			),
 			http.get("*/api/v1/brokerage-accounts/:accountId/events", () =>
-				HttpResponse.json({ code: "MOEX_UNAVAILABLE" }, { status: 503 }),
+				HttpResponse.json({ code: "DEMO_FAILURE" }, { status: 400 }),
 			),
 		);
 
@@ -208,7 +208,7 @@ it("keeps overview sections independent when their source data is incomplete", a
 	);
 });
 
-it("refreshes every overview section through one account descriptor and observational reads", async () => {
+it("keeps overview sections loaded without exposing technical retry", async () => {
 	configureTestAuth();
 
 	const sections: Record<string, unknown>
@@ -219,48 +219,17 @@ it("refreshes every overview section through one account descriptor and observat
 			portfolio,
 		};
 
-	const observed: string[] = [];
-	const scopes: unknown[] = [];
-	let version = "1";
 	server.use(
 		...Object.entries(sections).map(([path, data]) =>
 			http.get(
 				`*/api/v1/brokerage-accounts/:accountId/${path}`,
-				({ request }) => {
-					if (new URL(request.url).searchParams.get("sync") === "observe")
-						observed.push(path);
-
+				() => {
 					return HttpResponse.json(
-						resource(data, { dataRevision: version, resourceKey: path }),
+						resource(data, { dataRevision: "1", resourceKey: path }),
 					);
 				},
 			),
 		),
-		http.post("*/api/v1/tbank-sync", async ({ request }) => {
-			scopes.push(await request.json());
-			version = "2";
-
-			return HttpResponse.json(
-				{
-					id: "overview",
-					now: "2026-09-25T00:00:00Z",
-					scope: { accountId: "account-1", screen: "account" },
-				},
-				{ status: 202 },
-			);
-		}),
-		http.get("*/api/v1/tbank-sync/:id", () =>
-
-			HttpResponse.json(
-				{
-					errorCode: null,
-					id: "overview",
-					now: "2026-09-25T00:00:00Z",
-					scope: null,
-					state: "succeeded",
-				},
-			),
-		),
 	);
 
 	const { result } = renderHook(() => useAccountPageViewModel(), {
@@ -275,11 +244,5 @@ it("refreshes every overview section through one account descriptor and observat
 			state: "loaded",
 		}),
 	);
-	await act(async () => {
-		if (result.current.state === "loaded") await result.current.retry();
-	});
-	await waitFor(() =>
-		expect(new Set(observed)).toEqual(new Set(Object.keys(sections))),
-	);
-	expect(scopes).toEqual([{ accountId: "account-1", screen: "account" }]);
+	expect(result.current).not.toHaveProperty("retry");
 });