refactor: address frontend review feedback

src/app/routes/AppRoutes/AllAccounts.test.tsx

@@ -29,8 +29,6 @@ const accounts = [
 	{ id: "b", name: "ИИС" },
 ];
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const position: Portfolio["positions"][number]
 	= {
 		absoluteReturn: null,
@@ -45,7 +43,6 @@ const position: Portfolio["positions"][number]
 		type: "STOCK",
 	};
 
-/* eslint-enable unicorn/no-null */
 const portfolio: Portfolio = {
 	cashBalances: [],
 	isStale: false,
@@ -55,8 +52,6 @@ const portfolio: Portfolio = {
 	totalsByCurrency: [{ currency: "RUB", value: "1200" }],
 };
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const receipt: BrokerageOperation
 	= {
 		accruedInterest: null,
@@ -76,11 +71,8 @@ const receipt: BrokerageOperation
 		type: "OPERATION_TYPE_COUPON",
 	};
 
-/* eslint-enable unicorn/no-null */
 const items = accounts.map(account => ({ ...receipt, account }));
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const analytics: IncomeAnalytics
 	= {
 		accountId: "all",
@@ -118,7 +110,6 @@ const analytics: IncomeAnalytics
 		yearComparison: null,
 	};
 
-/* eslint-enable unicorn/no-null */
 const CurrentLocation: FC = () => {
 	const location = useLocation();
 
@@ -162,7 +153,7 @@ beforeEach(() => {
 			HttpResponse.json(
 				resource(
 					accounts.map(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						account =>
 							({
 								...account,
@@ -170,7 +161,6 @@ beforeEach(() => {
 								portfolioSummary: null,
 								type: "BROKERAGE",
 							}),
-						/* eslint-enable unicorn/no-null */
 					),
 				),
 			),
@@ -182,7 +172,7 @@ beforeEach(() => {
 			"*/api/v1/brokerage-accounts/:accountId/operations",
 			({ params }) =>
 				HttpResponse.json(
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 					resource(
 						{
 							accountId: params.accountId,
@@ -191,7 +181,6 @@ beforeEach(() => {
 							nextCursor: null,
 							observedAt: receipt.occurredAt,
 						},
-						/* eslint-enable unicorn/no-null */
 					),
 				),
 		),
@@ -204,7 +193,7 @@ beforeEach(() => {
 					accountId: "all",
 					calculatedAt: receipt.occurredAt,
 					events: accounts.map(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						account =>
 							({
 								account,
@@ -219,7 +208,6 @@ beforeEach(() => {
 								ticker: "BOND",
 								type: "coupon",
 							}),
-						/* eslint-enable unicorn/no-null */
 					),
 					incomeTotalsByCurrency: [],
 				}),
@@ -278,7 +266,7 @@ describe("All accounts routes", () => {
 					requests.push(url);
 
 					return HttpResponse.json(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						resource(
 							{
 								accountId: params.accountId,
@@ -294,7 +282,6 @@ describe("All accounts routes", () => {
 								nextCursor: url.searchParams.has("cursor") ? null : "next",
 								observedAt: receipt.occurredAt,
 							},
-							/* eslint-enable unicorn/no-null */
 						),
 					);
 				},

src/app/routes/AppRoutes/AppRoutes.test.tsx

@@ -104,7 +104,7 @@ describe("AppRoutes", () => {
 			),
 			http.get("*/api/v1/bank-cards", () => HttpResponse.json([])),
 			http.get("*/api/v1/bank-cards/summary", () =>
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				HttpResponse.json(
 					{
 						cardId: null,
@@ -114,7 +114,6 @@ describe("AppRoutes", () => {
 						net: { currency: "RUB", value: "0" },
 						refunds: { currency: "RUB", value: "0" },
 					},
-					/* eslint-enable unicorn/no-null */
 				),
 			),
 		);

src/app/routes/DocumentTitle/DocumentTitle.tsx

@@ -106,12 +106,8 @@ const ProtectedDocumentTitle: FC = () => {
 	if (stocks) return <DocumentTitle title={t("navigation.stocks")} />;
 
 	return settings
-		? (
-				<DocumentTitle title={t("navigation.settings")} />
-			)
-		: (
-				<DocumentTitle title={t("navigation.accounts")} />
-			);
+		? <DocumentTitle title={t("navigation.settings")} />
+		: <DocumentTitle title={t("navigation.accounts")} />;
 };
 
 export { ProtectedDocumentTitle };

src/app/routes/RouteErrorBoundary/RouteErrorBoundary.test.tsx

@@ -8,10 +8,10 @@ import { RouteErrorBoundary } from "./RouteErrorBoundary";
 
 const session = { isAuthenticated: false };
 vi.mock("@/features/auth", () => ({
-	/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 	useAuth: () =>
 		({ user: session.isAuthenticated ? {} : null }),
-	/* eslint-enable unicorn/no-null */
+
 }));
 
 const ThrowingRoute: FC = () => {
@@ -25,9 +25,7 @@ const HealthyRoute: FC = () => {
 				? (
 						"healthy route"
 					)
-				: (
-						<ThrowingRoute />
-					)}
+				: <ThrowingRoute />}
 		</div>
 	);
 };

src/app/routes/RouteErrorBoundary/RouteErrorBoundary.tsx

@@ -34,9 +34,7 @@ class Boundary extends Component<BoundaryProps, State> {
 
 	render() {
 		return this.state.hasError
-			? (
-					<RouteErrorFallback authenticated={this.props.authenticated} />
-				)
+			? <RouteErrorFallback authenticated={this.props.authenticated} />
 			: (
 					this.props.children
 				);

src/app/routes/RouteFallback.tsx

@@ -79,9 +79,7 @@ const LazyPage: FC<LazyPageProps> = (props) => {
 				? (
 						children
 					)
-				: (
-						<RouteTransition>{children}</RouteTransition>
-					)}
+				: <RouteTransition>{children}</RouteTransition>}
 		</Suspense>
 	);
 };

src/app/routes/RouteGuards.tsx

@@ -13,9 +13,7 @@ const Protected: FC<PropsWithChildren> = (props) => {
 	if (!ready) return <RouteSkeleton variant="shell" />;
 
 	return user
-		? (
-				<>{children}</>
-			)
+		? <>{children}</>
 		: (
 				<Navigate
 					replace

src/app/ui/AppBreadcrumbs/AppBreadcrumbs.tsx

@@ -88,9 +88,7 @@ const AppBreadcrumbs: FC = () => {
 		return <BreadcrumbTrail items={[{ label: t("breadcrumbs.accounts") }]} />;
 
 	return settings
-		? (
-				<BreadcrumbTrail items={[{ label: t("breadcrumbs.settings") }]} />
-			)
+		? <BreadcrumbTrail items={[{ label: t("breadcrumbs.settings") }]} />
 		: undefined;
 };
 

src/entities/bank-card/api/banking.test.tsx

@@ -19,8 +19,6 @@ import {
 	useBankSummary,
 } from "./queries";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const card: BankCard
 	= {
 		archivedAt: null,
@@ -35,7 +33,6 @@ const card: BankCard
 		version: 1,
 	};
 
-/* eslint-enable unicorn/no-null */
 const transfer: CreateBankOperation = {
 	amount: { currency: "RUB", value: "90071992547409.93" },
 	cardId: "a",

src/entities/bank-card/model/bank.ts

@@ -0,0 +1,8 @@
+enum BankName {
+	AlfaBank = "Альфа-Банк",
+	Sberbank = "Сбербанк",
+	TBank = "Т-Банк",
+	Vtb = "ВТБ",
+}
+
+export { BankName };

src/entities/bank-card/model/form-validation.ts

@@ -32,7 +32,6 @@ function bankToday() {
 function moneyCents(value: string): bigint | null {
 	const normalized = value.trim().replace(",", ".");
 	if (!/^-?\d+$|^-?\d+\.\d{1,2}$/.test(normalized))
-		// eslint-disable-next-line unicorn/no-null -- The money parser’s callers distinguish invalid input with null.
 		return null;
 
 	const [whole, fraction = ""] = normalized

src/entities/bank-card/model/operation-appearance.ts

@@ -2,129 +2,68 @@ import type { OperationIconProps } from "@wealthledger/icons";
 
 import type { BankOperation } from "../api/queries";
 
-type OperationIcon = {
-	animation?: string;
-	color: string;
-	variant: OperationIconProps["variant"];
-};
+const categoryIcons: {
+	appearance: OperationIconProps;
+	name: string;
+}[] = [
+	{ appearance: { color: "grape", variant: "wine" }, name: "Алкоголь" },
+	{ appearance: { color: "green", variant: "deposit" }, name: "Вклады" },
+	{ appearance: { color: "orange", variant: "home" }, name: "Жильё" },
+	{ appearance: { color: "red", variant: "medical" }, name: "Здоровье" },
+	{
+		appearance: { color: "green", variant: "growth" },
+		name: "Инвестиции и накопления",
+	},
+	{ appearance: { color: "orange", variant: "coffee" }, name: "Кафе" },
+	{ appearance: { color: "blue", variant: "education" }, name: "Образование" },
+	{ appearance: { color: "blue", variant: "transfer" }, name: "Переводы" },
+	{
+		appearance: { color: "orange", variant: "repayment" },
+		name: "Погашение кредита",
+	},
+	{
+		appearance: { color: "grape", variant: "subscriptions" },
+		name: "Подписки",
+	},
+	{ appearance: { color: "grape", variant: "shopping" }, name: "Покупки" },
+	{ appearance: { color: "green", variant: "basket" }, name: "Продукты" },
+	{ appearance: { color: "blue", variant: "travel" }, name: "Путешествия" },
+	{ appearance: { color: "grape", variant: "music" }, name: "Развлечения" },
+	{ appearance: { color: "blue", variant: "wifi" }, name: "Связь и интернет" },
+	{
+		appearance: { color: "green", variant: "cashWithdrawal" },
+		name: "Снятие наличных",
+	},
+	{ appearance: { color: "grape", variant: "dice" }, name: "Ставки" },
+	{ appearance: { color: "green", variant: "shield" }, name: "Страхование" },
+	{ appearance: { color: "orange", variant: "smoking" }, name: "Табак" },
+	{ appearance: { color: "yellow", variant: "taxi" }, name: "Такси" },
+	{ appearance: { color: "blue", variant: "car" }, name: "Транспорт" },
+	{
+		appearance: { color: "grape", variant: "server" },
+		name: "Хостинг и ИИ-сервисы",
+	},
+	{
+		appearance: { color: "blue", variant: "download" },
+		name: "Цифровые покупки",
+	},
+];
 
-const categoryIcons: Record<string, OperationIcon> = {
-	"алкоголь": {
-		animation: "wine",
-		color: "grape",
-		variant: "wine",
-	},
-	"вклады": {
-		animation: "deposit",
-		color: "green",
-		variant: "deposit",
-	},
-	"жилье": { color: "orange", variant: "home" },
-	"здоровье": { color: "red", variant: "medical" },
-	"инвестиции и накопления": {
-		animation: "growth",
-		color: "green",
-		variant: "growth",
-	},
-	"кафе": {
-		animation: "coffee",
-		color: "orange",
-		variant: "coffee",
-	},
-	"образование": {
-		color: "blue",
-		variant: "education",
-	},
-	"переводы": {
-		animation: "transfer",
-		color: "blue",
-		variant: "transfer",
-	},
-	"погашение кредита": {
-		animation: "repayment",
-		color: "orange",
-		variant: "repayment",
-	},
-	"подписки": {
-		color: "grape",
-		variant: "subscriptions",
-	},
-	"покупки": {
-		color: "grape",
-		variant: "shopping",
-	},
-	"продукты": {
-		animation: "basket",
-		color: "green",
-		variant: "basket",
-	},
-	"путешествия": {
-		color: "blue",
-		variant: "travel",
-	},
-	"развлечения": {
-		color: "grape",
-		variant: "music",
-	},
-	"связь и интернет": {
-		animation: "wifi",
-		color: "blue",
-		variant: "wifi",
-	},
-	"снятие наличных": {
-		color: "green",
-		variant: "cashWithdrawal",
-	},
-	"ставки": {
-		color: "grape",
-		variant: "dice",
-	},
-	"страхование": {
-		color: "green",
-		variant: "shield",
-	},
-	"табак": {
-		color: "orange",
-		variant: "smoking",
-	},
-	"такси": {
-		color: "yellow",
-		variant: "taxi",
-	},
-	"транспорт": {
-		animation: "car",
-		color: "blue",
-		variant: "car",
-	},
-	"хостинг и ии-сервисы": {
-		animation: "server",
-		color: "grape",
-		variant: "server",
-	},
-	"цифровые покупки": {
-		color: "blue",
-		variant: "download",
-	},
-};
-
-const otherIcon: OperationIcon = {
-	animation: "grid",
+const otherIcon: OperationIconProps = {
 	color: "gray",
 	variant: "grid",
 };
 
 const operationIcons: Record<
 	Exclude<BankOperation["kind"], "expense">,
-	OperationIcon
+	OperationIconProps
 > = {
 	refund: { color: "teal", variant: "refund" },
 	topup: {
-		animation: "topup",
 		color: "green",
 		variant: "topup",
 	},
 	transfer: {
-		animation: "transfer",
 		color: "blue",
 		variant: "transfer",
 	},
@@ -135,17 +74,20 @@ function bankOperationAppearance(
 	categoryName?: null | string,
 ) {
 	if (kind !== "expense")
-		// eslint-disable-next-line security/detect-object-injection -- Operation kinds are finite; category names are guarded by Object.hasOwn.
+		// eslint-disable-next-line security/detect-object-injection -- Operation kinds are a finite API union.
 		return operationIcons[kind];
 
-	const name = categoryName
-		?.trim()
-		.toLocaleLowerCase("ru-RU")
-		.replaceAll("ё", "е");
+	const name = normalizeCategoryName(categoryName ?? "");
 
-	return name && Object.hasOwn(categoryIcons, name)
-		? categoryIcons[name] // eslint-disable-line security/detect-object-injection -- Operation kinds are finite; category names are guarded by Object.hasOwn.
-		: otherIcon;
+	const category = categoryIcons.find(
+		item => normalizeCategoryName(item.name) === name,
+	);
+
+	return category?.appearance ?? otherIcon;
+}
+
+function normalizeCategoryName(name: string) {
+	return name.trim().toLocaleLowerCase("ru-RU").replaceAll("ё", "е");
 }
 
 export { bankOperationAppearance };

src/entities/bank-card/ui/BankCardFace/BankCardFace.stories.tsx

@@ -2,17 +2,16 @@ import type { Meta, StoryObj } from "@storybook/react-vite";
 
 import { SimpleGrid } from "@mantine/core";
 
+import { BankName } from "../../model/bank";
 import { BankCardFace } from "./BankCardFace";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const meta
 	= {
 		args: {
 			card: {
 				archivedAt: null,
 				balance: { currency: "RUB", value: "128450.75" },
-				bankName: "Сбербанк",
+				bankName: BankName.Sberbank,
 				id: "fictional",
 				lastFour: "4829",
 				name: "Для повседневных покупок",
@@ -25,7 +24,7 @@ const meta
 		component: BankCardFace,
 		tags: ["autodocs"],
 		title: "Product/BankCards/CardAppearance",
-	} satisfies /* eslint-enable unicorn/no-null */ Meta<typeof BankCardFace>;
+	} satisfies Meta<typeof BankCardFace>;
 
 export default meta;
 
@@ -35,33 +34,28 @@ export const Banks: Story = {
 	render: arguments_ => (
 		<SimpleGrid cols={{ base: 1, sm: 2 }} maw={920}>
 			{[
-				"Сбербанк",
-				"Т-Банк",
-				"Альфа-Банк",
-				"ВТБ",
-				// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
+				BankName.Sberbank,
+				BankName.TBank,
+				BankName.AlfaBank,
+				BankName.Vtb,
 				null,
 			].map((bankName, index) => (
 				<BankCardFace
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-					card={
-						{
-							...arguments_.card,
-							bankName,
-							paymentSystem:
+					card={{
+						...arguments_.card,
+						bankName,
+						paymentSystem:
 								// eslint-disable-next-line security/detect-object-injection -- This is a positional index into the local array, not a user-supplied object key.
 								(["mir", "mastercard", "visa", "mir", null] as const)[index]
 								?? null,
-						}
-						/* eslint-enable unicorn/no-null */
-					}
+					}}
 					key={bankName ?? "unknown"}
 				/>
 			))}
 		</SimpleGrid>
 	),
 };
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 export const MissingDetails: Story
 	= {
 		args: {
@@ -73,7 +67,7 @@ export const MissingDetails: Story
 			},
 		},
 	};
-/* eslint-enable unicorn/no-null */
+
 export const LongArchived: Story = {
 	args: {
 		card: {

src/entities/bank-card/ui/BankCardFace/BankCardFace.tsx

@@ -22,9 +22,7 @@ const BankCardFace: FC<BankCardFaceProps> = (props) => {
 			<div className={classes.top}>
 				<span className={classes.bank}>{card.bankName || t("bank.card")}</span>
 
-				{card.archivedAt && (
-					<span className={classes.archive}>{t("bank.archived")}</span>
-				)}
+				{card.archivedAt && <span className={classes.archive}>{t("bank.archived")}</span>}
 			</div>
 
 			<div aria-hidden="true" className={classes.hardware}>
@@ -46,9 +44,7 @@ const BankCardFace: FC<BankCardFaceProps> = (props) => {
 
 				{card.paymentSystem && (
 					<span className={classes.network} data-network={card.paymentSystem}>
-						{card.paymentSystem === "mastercard" && (
-							<span aria-hidden="true" className={classes.circles} />
-						)}
+						{card.paymentSystem === "mastercard" && <span aria-hidden="true" className={classes.circles} />}
 
 						{t(`bank.paymentSystems.${card.paymentSystem}`)}
 					</span>

src/entities/bank-card/ui/BankCardForm/BankCardFields.vm.ts

@@ -1,11 +1,10 @@
-import type { ComponentProps } from "react";
-
-import { DateInput } from "@mantine/dates";
-import { useController, useFormContext } from "react-hook-form";
+import { useFormContext } from "react-hook-form";
 import { useTranslation } from "react-i18next";
 
-import { bankDateInputValue } from "../../model/form-validation";
-import { type BankCardValues, bankDateSchema } from "../../model/form.schema";
+import type { BankCardValues } from "../../model/form.schema";
+
+import { useOpeningDateField } from "./useOpeningDateField";
+import { usePaymentSystemField } from "./usePaymentSystemField";
 
 function useBankCardFieldsVm() {
 	const {
@@ -15,62 +14,10 @@ function useBankCardFieldsVm() {
 	} = useFormContext<BankCardValues>();
 
 	const { t } = useTranslation();
+	const openingDate = useOpeningDateField(control);
+	const paymentSystem = usePaymentSystemField(control);
 
-	const { field: paymentSystemField } = useController({
-		control,
-		name: "paymentSystem",
-	});
-
-	const { field: openingDateField } = useController({
-		control,
-		name: "openingDate",
-	});
-
-	const paymentSystems = ["mir", "visa", "mastercard"].map(value => ({
-		label: t(`bank.paymentSystems.${value}`),
-		value,
-	}));
-
-	const onPaymentSystemChange: (value: null | string) => void = value =>
-		paymentSystemField.onChange(value ?? "");
-
-	const dateParser: ComponentProps<typeof DateInput>["dateParser"] = value =>
-		bankDateSchema.safeParse(bankDateInputValue(value)).success
-			? bankDateInputValue(value)
-			: null; // eslint-disable-line unicorn/no-null -- Mantine represents an empty controlled openingDateField as null.
-
-	const onOpeningDateBlur: ComponentProps<typeof DateInput>["onBlur"] = (
-		event,
-	) => {
-		openingDateField.onChange(bankDateInputValue(event.currentTarget.value));
-		openingDateField.onBlur();
-	};
-
-	const onOpeningDateChange: (value: null | string) => void = value =>
-		openingDateField.onChange(value ?? "");
-
-	const onOpeningDateInput: ComponentProps<typeof DateInput>["onInput"] = event =>
-		openingDateField.onChange(bankDateInputValue(event.currentTarget.value));
-
-	const openingDateValue = bankDateSchema.safeParse(openingDateField.value)
-		.success
-		? openingDateField.value
-		: undefined;
-
-	return {
-		dateParser,
-		errors,
-		onOpeningDateBlur,
-		onOpeningDateChange,
-		onOpeningDateInput,
-		onPaymentSystemChange,
-		openingDateField,
-		openingDateValue,
-		paymentSystemField,
-		paymentSystems,
-		register,
-		t,
-	};
+	return { ...openingDate, ...paymentSystem, errors, register, t };
 }
 
 export { useBankCardFieldsVm };

src/entities/bank-card/ui/BankCardForm/BankCardForm.test.tsx

@@ -12,8 +12,6 @@ import type { BankCard } from "../../api/queries";
 
 import { BankCardForm } from "./BankCardForm";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const card: BankCard
 	= {
 		archivedAt: null,
@@ -28,7 +26,6 @@ const card: BankCard
 		version: 1,
 	};
 
-/* eslint-enable unicorn/no-null */
 function setup(value: BankCard) {
 	configureAuthClient({
 		accessToken: () => "test",
@@ -75,7 +72,7 @@ describe("BankCardForm", () => {
 		);
 		fireEvent.click(screen.getByRole("button", { name: "Сохранить" }));
 		await waitFor(() => expect(close).toHaveBeenCalled());
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		expect(body).toEqual(
 			{
 				bankName: null,
@@ -84,7 +81,6 @@ describe("BankCardForm", () => {
 				paymentSystem: null,
 				version: 1,
 			},
-			/* eslint-enable unicorn/no-null */
 		);
 	});
 	it("loads and saves the selected payment system", async () => {

src/entities/bank-card/ui/BankCardForm/BankCardForm.view.tsx

@@ -57,7 +57,6 @@ const BankCardFields: FC<BankCardFieldsProps> = (props) => {
 				placeholder={t("bank.paymentSystemUnknown")}
 				value={
 					paymentSystemField.value
-					// eslint-disable-next-line unicorn/no-null -- Mantine represents an empty controlled paymentSystemField as null.
 					|| null
 				}
 			/>

src/entities/bank-card/ui/BankCardForm/BankCardForm.vm.ts

@@ -49,16 +49,13 @@ function useBankCardFormVm(props: BankCardFormProps) {
 			const metadata = {
 				bankName:
 					values.bankName
-					// eslint-disable-next-line unicorn/no-null -- PATCH uses null to clear these optional card fields.
 					|| null,
 				lastFour:
 					values.lastFour
-					// eslint-disable-next-line unicorn/no-null -- PATCH uses null to clear these optional card fields.
 					|| null,
 				name: values.name,
 				paymentSystem:
 					values.paymentSystem
-					// eslint-disable-next-line unicorn/no-null -- PATCH uses null to clear these optional card fields.
 					|| null,
 			};
 

src/entities/bank-card/ui/BankCardForm/useOpeningDateField.ts

@@ -0,0 +1,49 @@
+import type { ComponentProps } from "react";
+import type { Control } from "react-hook-form";
+
+import { DateInput } from "@mantine/dates";
+import { useController } from "react-hook-form";
+
+import { bankDateInputValue } from "../../model/form-validation";
+import { type BankCardValues, bankDateSchema } from "../../model/form.schema";
+
+function useOpeningDateField(control: Control<BankCardValues>) {
+	const { field: openingDateField } = useController({
+		control,
+		name: "openingDate",
+	});
+
+	const dateParser: ComponentProps<typeof DateInput>["dateParser"] = value =>
+		bankDateSchema.safeParse(bankDateInputValue(value)).success
+			? bankDateInputValue(value)
+			: null;
+
+	const onOpeningDateBlur: ComponentProps<typeof DateInput>["onBlur"] = (
+		event,
+	) => {
+		openingDateField.onChange(bankDateInputValue(event.currentTarget.value));
+		openingDateField.onBlur();
+	};
+
+	const onOpeningDateChange = (value: null | string) =>
+		openingDateField.onChange(value ?? "");
+
+	const onOpeningDateInput: ComponentProps<typeof DateInput>["onInput"] = event =>
+		openingDateField.onChange(bankDateInputValue(event.currentTarget.value));
+
+	const openingDateValue = bankDateSchema.safeParse(openingDateField.value)
+		.success
+		? openingDateField.value
+		: undefined;
+
+	return {
+		dateParser,
+		onOpeningDateBlur,
+		onOpeningDateChange,
+		onOpeningDateInput,
+		openingDateField,
+		openingDateValue,
+	};
+}
+
+export { useOpeningDateField };

src/entities/bank-card/ui/BankCardForm/usePaymentSystemField.ts

@@ -0,0 +1,27 @@
+import type { Control } from "react-hook-form";
+
+import { useController } from "react-hook-form";
+import { useTranslation } from "react-i18next";
+
+import type { BankCardValues } from "../../model/form.schema";
+
+function usePaymentSystemField(control: Control<BankCardValues>) {
+	const { t } = useTranslation();
+
+	const { field: paymentSystemField } = useController({
+		control,
+		name: "paymentSystem",
+	});
+
+	const paymentSystems = ["mir", "visa", "mastercard"].map(value => ({
+		label: t(`bank.paymentSystems.${value}`),
+		value,
+	}));
+
+	const onPaymentSystemChange = (value: null | string) =>
+		paymentSystemField.onChange(value ?? "");
+
+	return { onPaymentSystemChange, paymentSystemField, paymentSystems };
+}
+
+export { usePaymentSystemField };

src/entities/bank-card/ui/BankOperationIcon/BankOperationIcon.stories.tsx

@@ -10,7 +10,9 @@ const BankOperationIcon = (props: {
 	categoryName?: null | string;
 	kind: "expense" | "refund" | "topup" | "transfer";
 }) => (
-	<OperationIcon {...bankOperationAppearance(props.kind, props.categoryName)} />
+	<OperationIcon
+		{...bankOperationAppearance(props.kind, props.categoryName)}
+	/>
 );
 
 const meta = {

src/entities/bank-card/ui/BankOperationIcon/BankOperationIcon.test.tsx

@@ -8,7 +8,9 @@ const BankOperationIcon = (props: {
 	categoryName?: null | string;
 	kind: "expense" | "refund" | "topup" | "transfer";
 }) => (
-	<OperationIcon {...bankOperationAppearance(props.kind, props.categoryName)} />
+	<OperationIcon
+		{...bankOperationAppearance(props.kind, props.categoryName)}
+	/>
 );
 
 it("matches normalized category names, falls back after renaming and distinguishes operation kinds", () => {
@@ -28,7 +30,6 @@ it("matches normalized category names, falls back after renaming and distinguish
 	for (const categoryName of [
 		"Моя категория",
 		"constructor",
-		// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
 		null,
 	]) {
 		rerender(<BankOperationIcon categoryName={categoryName} kind="expense" />);

src/entities/bank-card/ui/BankSummary/BankSummary.stories.tsx

@@ -4,8 +4,6 @@ import { BankSummaryView } from "./BankSummary.view";
 
 const money = (value: string) => ({ currency: "RUB", value });
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const meta
 	= {
 		args: {
@@ -62,14 +60,14 @@ const meta
 		},
 		tags: ["autodocs"],
 		title: "Product/BankCards/Summary",
-	} satisfies /* eslint-enable unicorn/no-null */ Meta<typeof BankSummaryView>;
+	} satisfies Meta<typeof BankSummaryView>;
 
 export default meta;
 
 type Story = StoryObj<typeof meta>;
 
 export const Loaded: Story = { name: "Расходы по категориям" };
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 export const RefundMonth: Story
 	= {
 		args: {
@@ -93,8 +91,7 @@ export const RefundMonth: Story
 		},
 		name: "Возврат покупки прошлого месяца",
 	};
-/* eslint-enable unicorn/no-null */
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 export const Empty: Story
 	= {
 		args: {
@@ -109,7 +106,7 @@ export const Empty: Story
 		},
 		name: "Известные нули",
 	};
-/* eslint-enable unicorn/no-null */
+
 export const Loading: Story = {
 	args: { data: undefined, loading: true },
 	name: "Начальная загрузка",
@@ -122,7 +119,7 @@ export const CachedError: Story = {
 	args: { error: true },
 	name: "Сохранённые суммы при ошибке обновления",
 };
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 export const LongAmounts: Story
 	= {
 		args: {
@@ -145,4 +142,3 @@ export const LongAmounts: Story
 		},
 		name: "Точный итог длиннее предела отдельного ввода",
 	};
-/* eslint-enable unicorn/no-null */

src/entities/bank-card/ui/BankSummary/BankSummary.view.tsx

@@ -109,9 +109,7 @@ const BankSummaryView: FC<BankSummaryViewProps> = (props) => {
 				</Group>
 			)}
 
-			{props.data && props.fetching && (
-				<Text role="status">{t("bank.refreshing")}</Text>
-			)}
+			{props.data && props.fetching && <Text role="status">{t("bank.refreshing")}</Text>}
 		</Stack>
 	);
 };

src/entities/bank-card/ui/CategoryManager/CategoryManager.tsx

@@ -88,9 +88,7 @@ const CategoryManager: FC<CategoryManagerProps> = (props) => {
 
 											<Text>{category.name}</Text>
 
-											{category.isDefault && (
-												<Badge>{t("bank.defaultCategory")}</Badge>
-											)}
+											{category.isDefault && <Badge>{t("bank.defaultCategory")}</Badge>}
 										</Group>
 
 										<Button onClick={category.onRename} variant="subtle">
@@ -100,9 +98,7 @@ const CategoryManager: FC<CategoryManagerProps> = (props) => {
 								);
 							})}
 
-							{categories.isLoading && (
-								<Text role="status">{t("bank.loading")}</Text>
-							)}
+							{categories.isLoading && <Text role="status">{t("bank.loading")}</Text>}
 
 							{categories.isError && (
 								<BankFeedback

src/entities/broker-operation/ui/LedgerEntryRow.tsx

@@ -34,7 +34,7 @@ const LedgerEntryRow: FC<LedgerEntryRowProps> = (props) => {
 		t("ledger.occurredAt", { date: formatSnapshotTime(operation.occurredAt) }),
 		instrument,
 		props.withDetails
-			? null // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			? null
 			: operation.account?.name,
 	]
 		.filter(Boolean)

src/entities/brokerage-account/model/display.ts

@@ -45,7 +45,6 @@ function brokerageAccountCards(
 			return {
 				account,
 				positionCounts:
-					// eslint-disable-next-line unicorn/no-null -- The existing formatter contract uses null for unavailable data.
 					null,
 				source,
 				summary: { state: "unavailable" },

src/entities/brokerage-account/ui/BrokerageAccountList/BrokerageAccountList.stories.tsx

@@ -64,8 +64,6 @@ export const Available: Story = {
 	},
 };
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 export const Unavailable: Story
 	= {
 		args: {
@@ -83,7 +81,6 @@ export const Unavailable: Story
 			},
 		},
 	};
-/* eslint-enable unicorn/no-null */
 
 export const Empty: Story = {
 	args: {
@@ -193,8 +190,6 @@ export const LargeValues: Story = {
 	name: "Длинные суммы",
 };
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 export const IndependentFreshness: Story
 	= {
 		args: {
@@ -236,4 +231,3 @@ export const IndependentFreshness: Story
 		},
 		name: "Независимая свежесть и ошибка сводок",
 	};
-/* eslint-enable unicorn/no-null */

src/entities/brokerage-account/ui/BrokerageAccountList/BrokerageAccountList.test.tsx

@@ -29,7 +29,7 @@ describe("BrokerageAccountList", () => {
 									],
 								},
 								type: "BROKERAGE",
-							/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 							},
 							{
 								id: "account-2",
@@ -38,10 +38,10 @@ describe("BrokerageAccountList", () => {
 								portfolioSummary: null,
 								type: "BROKERAGE",
 							},
-							/* eslint-enable unicorn/no-null */ {
+							{
 								id: "account-3",
 								name: "Пустой",
-								openedOn: null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+								openedOn: null,
 								portfolioSummary: {
 									bondPositionCount: 0,
 									stockPositionCount: 2,
@@ -84,7 +84,7 @@ describe("BrokerageAccountList", () => {
 it("shows portfolio summary freshness independently for each account", () => {
 	const accounts = brokerageAccountCards(
 		["fresh", "stale"].map(
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			id =>
 				({
 					id,
@@ -97,7 +97,6 @@ it("shows portfolio summary freshness independently for each account", () => {
 					},
 					type: "BROKERAGE" as const,
 				}),
-			/* eslint-enable unicorn/no-null */
 		),
 		[
 			resource(null, { freshness: "fresh", resourceKey: "portfolio/fresh" })

src/entities/brokerage-account/ui/BrokerageAccountList/BrokerageAccountList.tsx

@@ -105,13 +105,9 @@ const BrokerageAccountList: FC<BrokerageAccountListProps> = (props) => {
 							</Text>
 						)}
 
-						{source?.sync.state === "failed" && (
-							<Text size="xs">{t("accounts.refreshError")}</Text>
-						)}
+						{source?.sync.state === "failed" && <Text size="xs">{t("accounts.refreshError")}</Text>}
 
-						{source?.freshness === "stale" && (
-							<Text size="xs">{t("investment.stale")}</Text>
-						)}
+						{source?.freshness === "stale" && <Text size="xs">{t("investment.stale")}</Text>}
 					</Stack>
 
 					{!!positionCounts && (

src/entities/brokerage-event/api/useBrokerageEvents.test.tsx

@@ -37,7 +37,7 @@ describe("useBrokerageEvents", () => {
 		server.use(
 			http.get("*/api/v1/brokerage-accounts/account-1/events", () =>
 				HttpResponse.json(
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 					resource(
 						{
 							accountId: "account-1",
@@ -56,7 +56,6 @@ describe("useBrokerageEvents", () => {
 								},
 							],
 						},
-						/* eslint-enable unicorn/no-null */
 					),
 				),
 			),
@@ -67,7 +66,7 @@ describe("useBrokerageEvents", () => {
 		});
 
 		await waitFor(() => expect(result.current.isSuccess).toBe(true));
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		expect(result.current.data?.events).toEqual([
 			{
 				date: "2026-09-01",
@@ -80,7 +79,7 @@ describe("useBrokerageEvents", () => {
 				ticker: "SBER",
 				type: "dividend",
 			},
-			/* eslint-enable unicorn/no-null */
+
 		]);
 	});
 });

src/entities/brokerage-event/ui/BrokerageEventCard.tsx

@@ -19,7 +19,7 @@ const BrokerageEventCard: FC<BrokerageEventCardProps> = (props) => {
 		date,
 		event.dateKind === "registry"
 			? t("events.dateKind.registry")
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 		event.isin,
 		event.account?.name,
 	]

src/entities/brokerage-event/ui/BrokerageEventsPreview/BrokerageEventsPreview.stories.tsx

@@ -6,8 +6,6 @@ import type { BrokerageEvent } from "../../api/useBrokerageEvents";
 
 import { BrokerageEventsPreview } from "./BrokerageEventsPreview";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const syntheticEvent
 	= {
 		date: "2026-10-15",
@@ -20,7 +18,7 @@ const syntheticEvent
 		projectedAmount: { currency: "RUB", value: "850.50" },
 		ticker: "DEMO",
 		type: "coupon",
-	} satisfies /* eslint-enable unicorn/no-null */ BrokerageEvent;
+	} satisfies BrokerageEvent;
 
 const eventsPath = "/accounts/storybook-account/events";
 
@@ -121,8 +119,6 @@ export const Empty: Story = {
 	},
 };
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 export const MissingAmount: Story
 	= {
 		args: {
@@ -142,9 +138,6 @@ export const MissingAmount: Story
 			},
 		},
 	};
-/* eslint-enable unicorn/no-null */
-
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 
 export const LongEvent: Story
 	= {
@@ -165,4 +158,3 @@ export const LongEvent: Story
 		},
 		name: "Длинное название на узком экране",
 	};
-/* eslint-enable unicorn/no-null */

src/entities/brokerage-event/ui/BrokerageEventsPreview/BrokerageEventsPreview.tsx

@@ -46,31 +46,21 @@ const BrokerageEventsPreview: FC<BrokerageEventsPreviewProps> = (props) => {
 
 					{!!events.stale && <Text size="xs">{t("investment.stale")}</Text>}
 
-					{!!events.refreshError && (
-						<Text role="status">{t("accounts.refreshError")}</Text>
-					)}
+					{!!events.refreshError && <Text role="status">{t("accounts.refreshError")}</Text>}
 				</>
 			)}
 
 			{events.state === "loading" && (
 				<LoadingSkeleton label={t("events.recentLoading")}>
-					{["first", "second", "third"].map(placeholder => (
-						<Skeleton height={48} key={placeholder} radius="sm" />
-					))}
+					{["first", "second", "third"].map(placeholder => <Skeleton height={48} key={placeholder} radius="sm" />)}
 				</LoadingSkeleton>
 			)}
 
-			{events.state === "error" && (
-				<Alert color="red">{t("events.recentError")}</Alert>
-			)}
+			{events.state === "error" && <Alert color="red">{t("events.recentError")}</Alert>}
 
-			{events.state === "empty" && (
-				<Text c="dimmed">{t("events.recentEmpty")}</Text>
-			)}
+			{events.state === "empty" && <Text c="dimmed">{t("events.recentEmpty")}</Text>}
 
-			{events.state === "partial" && (
-				<Text role="status">{t("investment.partial")}</Text>
-			)}
+			{events.state === "partial" && <Text role="status">{t("investment.partial")}</Text>}
 
 			{(events.state === "loaded" || events.state === "partial")
 				&& events.items.map(event => (

src/entities/portfolio/api/resource-lifecycle.test.tsx

@@ -56,7 +56,7 @@ describe("persistent resource query lifecycle", () => {
 		await waitFor(() => expect(result.current.isSuccess).toBe(true));
 		await act(() => result.current.observe("new"));
 		await waitFor(() => expect(result.current.meta?.stateVersion).toBe("new"));
-		// eslint-disable-next-line unicorn/no-null -- Preserve the API/DOM null sentinel in the expected response.
+
 		expect(modes).toEqual([null, "observe", "observe"]);
 		expect(queryClient.getQueryCache().getAll()).toHaveLength(1);
 		expect(
@@ -89,14 +89,13 @@ describe("persistent resource query lifecycle", () => {
 		expect(result.current.status).toBe("pending");
 		expect(result.current.isPending).toBe(true);
 		expect(result.current.isLoading).toBe(false);
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		expect(result.current.transport).toEqual(
 			{
 				error: null,
 				fetchStatus: "idle",
 				status: "success",
 			},
-			/* eslint-enable unicorn/no-null */
 		);
 		expect(result.current.meta?.availability).toBe("missing");
 	});

src/entities/portfolio/model/display.ts

@@ -9,15 +9,12 @@ function formatShare(
 	denominator: Money | null,
 ): null | string {
 	if (!numerator || !denominator)
-		// eslint-disable-next-line unicorn/no-null -- The existing formatter contract uses null for unavailable data.
 		return null;
 	const total = Number(denominator.value);
 	if (!Number.isFinite(total) || total <= 0)
-		// eslint-disable-next-line unicorn/no-null -- The existing formatter contract uses null for unavailable data.
 		return null;
 	const percent = (Number(numerator.value) / total) * PERCENT_SCALE;
 	if (!Number.isFinite(percent))
-		// eslint-disable-next-line unicorn/no-null -- The existing formatter contract uses null for unavailable data.
 		return null;
 
 	const rounded = new Intl.NumberFormat("ru-RU", {

src/features/auth/model/auth.test.tsx

@@ -30,7 +30,7 @@ function createAuthWrapper(
 describe("AuthProvider", () => {
 	it("authorizes requests after restoring the initial session", async () => {
 		let authorization: null | string
-			// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
+
 			= null;
 
 		server.use(
@@ -234,12 +234,12 @@ describe("AuthProvider", () => {
 			});
 			expect(
 				result.current.user?.id
-				// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
+
 				?? null,
 			).toBe(
 				loginAfterLogout
 					? "b"
-					: null, // eslint-disable-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
+					: null,
 			);
 			expect(order).toEqual([
 				"refresh-start",

src/features/instrument-details/ui/InstrumentPosition.view.tsx

@@ -30,9 +30,7 @@ const InstrumentPosition: FC<InstrumentPositionProps> = (props) => {
 		<InstrumentSection state={vm.positionState} title={t("stock.position")}>
 			{!!vm.position && (
 				<Stack gap="md">
-					{!!vm.position.isStale && (
-						<Alert color="orange">{t("portfolio.staleWarning")}</Alert>
-					)}
+					{!!vm.position.isStale && <Alert color="orange">{t("portfolio.staleWarning")}</Alert>}
 
 					<div className={`${classes.metrics} ${classes.holding}`}>
 						<div>
@@ -103,9 +101,7 @@ const InstrumentPosition: FC<InstrumentPositionProps> = (props) => {
 													{account.account.name}
 												</Anchor>
 											)
-										: (
-												<Text>{t("stock.portfolio")}</Text>
-											)}
+										: <Text>{t("stock.portfolio")}</Text>}
 
 									<div>
 										<Text c="dimmed" size="xs">

src/features/instrument-details/ui/InstrumentSection.view.tsx

@@ -82,9 +82,7 @@ const InstrumentSection: FC<InstrumentSectionProps> = (props) => {
 
 			{!!props.state.stale && <Text size="xs">{t("investment.stale")}</Text>}
 
-			{!!props.state.partial && (
-				<Text role="status">{t("investment.partial")}</Text>
-			)}
+			{!!props.state.partial && <Text role="status">{t("investment.partial")}</Text>}
 
 			{!!props.state.lastSuccessfulAt && (
 				<Text c="dimmed" size="xs">

src/features/tbank-connection/model/screen-sync.test.tsx

@@ -135,12 +135,11 @@ describe("page-owned screen synchronization", () => {
 			expect(modes).toEqual(
 				cached
 					? [
-							null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
-							// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
+							null,
 							null,
 							"observe",
 						]
-					: [null, "observe"], // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+					: [null, "observe"],
 			);
 			expect(posts).toBe(0);
 			expect(result.current.disabled.data).toBeUndefined();
@@ -316,7 +315,7 @@ describe("page-owned screen synchronization", () => {
 
 			await waitFor(() => expect(result.current.accounts.isSuccess).toBe(true));
 			expect(result.current.accounts.data).toEqual([]);
-			// eslint-disable-next-line unicorn/no-null -- Preserve the API/DOM null sentinel in the expected response.
+
 			expect(modes).toEqual([null, "observe"]);
 			expect(
 				queryClient
@@ -357,8 +356,6 @@ describe("page-owned screen synchronization", () => {
 			http.get("*/api/v1/tbank-sync/:id", () => {
 				polls++;
 
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 				return HttpResponse.json(
 					{
 						errorCode: null,
@@ -369,7 +366,6 @@ describe("page-owned screen synchronization", () => {
 						scope: { screen: "accounts" },
 						state: "succeeded",
 					},
-					/* eslint-enable unicorn/no-null */
 				);
 			}),
 		);
@@ -397,14 +393,14 @@ describe("page-owned screen synchronization", () => {
 			expect(result.current.accounts.meta?.stateVersion).toBe("2"),
 		);
 		expect(bodies).toEqual([{ screen: "accounts" }]);
-		// eslint-disable-next-line unicorn/no-null -- Preserve the API/DOM null sentinel in the expected response.
+
 		expect(modes).toEqual([null, "observe"]);
 		vi.useFakeTimers();
 
 		try {
 			await act(() => vi.advanceTimersByTimeAsync(120_000));
 			expect(polls).toBe(1);
-			// eslint-disable-next-line unicorn/no-null -- Preserve the API/DOM null sentinel in the expected response.
+
 			expect(modes).toEqual([null, "observe"]);
 			unmount();
 			await vi.advanceTimersByTimeAsync(120_000);
@@ -429,10 +425,10 @@ describe("page-owned screen synchronization", () => {
 					resource(
 						isCompleted
 							? []
-							: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable API fixture.
+							: null,
 						{
 							stateVersion: isCompleted ? "covered" : "initial",
-							sync: { errorCode: null, id: "history", state: "running" }, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+							sync: { errorCode: null, id: "history", state: "running" },
 						},
 					);
 
@@ -445,8 +441,6 @@ describe("page-owned screen synchronization", () => {
 					http.get("*/api/v1/tbank-sync/:id", () => {
 						polls++;
 
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 						return HttpResponse.json(
 							{
 								errorCode: null,
@@ -461,7 +455,6 @@ describe("page-owned screen synchronization", () => {
 								scope: null,
 								state: "running",
 							},
-							/* eslint-enable unicorn/no-null */
 						);
 					}),
 				);
@@ -493,7 +486,7 @@ describe("page-owned screen synchronization", () => {
 				await act(async () => {
 					await new Promise(resolve => setTimeout(resolve, 1100));
 				});
-				// eslint-disable-next-line unicorn/no-null -- Preserve the API/DOM null sentinel in the expected response.
+
 				expect(modes).toEqual([null, "observe"]);
 				if (boundary === "leave") unmount();
 				else act(() => configureAuthClient());
@@ -515,12 +508,11 @@ describe("page-owned screen synchronization", () => {
 			http.get("*/api/v1/brokerage-accounts", () =>
 				HttpResponse.json(
 					resource(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						[],
 						{
 							sync: { errorCode: null, id: "revoked", state: "running" },
 						},
-						/* eslint-enable unicorn/no-null */
 					),
 				),
 			),
@@ -550,7 +542,7 @@ describe("page-owned screen synchronization", () => {
 		const modes: (null | string)[] = [];
 
 		const dependency = resource(
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			[],
 			{
 				resourceKey: "operations",
@@ -561,7 +553,6 @@ describe("page-owned screen synchronization", () => {
 					state: isObserved ? "idle" : "running",
 				},
 			},
-			/* eslint-enable unicorn/no-null */
 		).meta;
 
 		server.use(
@@ -574,7 +565,7 @@ describe("page-owned screen synchronization", () => {
 					resource(
 						isObserved
 							? []
-							: null, // eslint-disable-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
+							: null,
 						{
 							dependencies: [
 								{
@@ -588,7 +579,7 @@ describe("page-owned screen synchronization", () => {
 				);
 			}),
 			http.get("*/api/v1/tbank-sync/:id", () =>
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				HttpResponse.json(
 					{
 						errorCode: null,
@@ -599,7 +590,6 @@ describe("page-owned screen synchronization", () => {
 						scope: null,
 						state: "succeeded",
 					},
-					/* eslint-enable unicorn/no-null */
 				),
 			),
 		);
@@ -615,7 +605,7 @@ describe("page-owned screen synchronization", () => {
 		);
 
 		await waitFor(() => expect(result.current.data).toEqual([]));
-		// eslint-disable-next-line unicorn/no-null -- Preserve the API/DOM null sentinel in the expected response.
+
 		expect(modes).toEqual([null, "observe"]);
 	});
 

src/features/tbank-connection/model/screen-sync.ts

@@ -206,7 +206,7 @@ function useScreenSync(scope: InvestmentScreen, resources: ScreenResource[]) {
 		finally {
 			if (requestInFlightRef.current === scopeKey)
 				requestInFlightRef.current
-					// eslint-disable-next-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+
 					= null;
 		}
 	};

src/features/tbank-connection/model/sync.test.tsx

@@ -48,8 +48,6 @@ describe("sync connection and session boundaries", () => {
 					started += 1;
 					await blocked;
 
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 					return HttpResponse.json(
 						{
 							...accepted,
@@ -59,7 +57,6 @@ describe("sync connection and session boundaries", () => {
 							resources: [],
 							state: "succeeded",
 						},
-						/* eslint-enable unicorn/no-null */
 					);
 				}),
 			);
@@ -103,13 +100,12 @@ describe("sync connection and session boundaries", () => {
 
 				if (boundary === "connection")
 					commitTbankConnectionBoundary(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						queryClient,
 						{
 							connected: false,
 							connectedAt: null,
 						},
-						/* eslint-enable unicorn/no-null */
 					);
 				else {
 					generation += 1;

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

@@ -77,7 +77,7 @@ function renderSection(client: QueryClient) {
 
 function seededClient() {
 	const client = createTestQueryClient();
-	/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 	client.setQueryData(brokerageAccountsQueryKey, [
 		{
 			id: "account-1",
@@ -85,7 +85,7 @@ function seededClient() {
 			openedOn: null,
 			type: "BROKERAGE",
 		},
-		/* eslint-enable unicorn/no-null */
+
 	]);
 	client.setQueryData(portfolioQueryKey, { source: "previous-connection" });
 	client.setQueryData(stockQueryKey, { source: "previous-connection" });
@@ -157,10 +157,9 @@ describe("TbankConnectionSection", () => {
 
 				return reads === 1
 					? HttpResponse.json({ code: "TBANK_UNAVAILABLE" }, { status: 503 })
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 					: HttpResponse.json(
 							{ connected: false, connectedAt: null },
-							/* eslint-enable unicorn/no-null */
 						);
 			}),
 		);

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

@@ -12,12 +12,8 @@ const TbankConnectionSection: FC = () => {
 	if (viewModel.state === "loading") return <TbankConnectionLoading />;
 
 	return viewModel.state === "error"
-		? (
-				<TbankConnectionError retry={viewModel.retry} />
-			)
-		: (
-				<TbankConnectionSectionLoaded {...viewModel} />
-			);
+		? <TbankConnectionError retry={viewModel.retry} />
+		: <TbankConnectionSectionLoaded {...viewModel} />;
 };
 
 export { TbankConnectionSection };

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

@@ -129,9 +129,7 @@ const TbankConnectionSectionLoaded: FC<TbankConnectionSectionLoadedProps> = (
 				<Stack>
 					<Text>{t("tbank.deleteText")}</Text>
 
-					{remove.isError && (
-						<Alert color="red">{t("tbank.requestError")}</Alert>
-					)}
+					{remove.isError && <Alert color="red">{t("tbank.requestError")}</Alert>}
 
 					<Button
 						color="red"

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

@@ -59,7 +59,6 @@ function useTbankConnectionSectionLoadedVm(
 				commitTbankConnectionBoundary(queryClient, {
 					connected: false,
 					connectedAt:
-						// eslint-disable-next-line unicorn/no-null -- The disconnected API snapshot requires a null connection timestamp.
 						null,
 				});
 				setIsDeleteOpened(false);

src/pages/account-events/ui/AccountEventsPage/AccountEventsPage.filters.test.tsx

@@ -100,7 +100,6 @@ describe("Upcoming event date filters", () => {
 
 					return HttpResponse.json(
 						resource(
-							/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 							null,
 							{
 								sync: {
@@ -109,7 +108,6 @@ describe("Upcoming event date filters", () => {
 									state: "failed",
 								},
 							},
-							/* eslint-enable unicorn/no-null */
 						),
 					);
 				}),

src/pages/account-events/ui/AccountEventsPage/AccountEventsPage.test.tsx

@@ -37,7 +37,7 @@ function renderPage() {
 describe("AccountEventsPage", () => {
 	beforeEach(() => {
 		refresh.mockClear();
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		query.mockReturnValue(
 			{
 				data: {
@@ -52,7 +52,7 @@ describe("AccountEventsPage", () => {
 					sync: { errorCode: null, id: null, state: "idle" },
 				},
 				refetch: vi.fn(),
-			} as /* eslint-enable unicorn/no-null */ never,
+			} as never,
 		);
 	});
 
@@ -73,7 +73,6 @@ describe("AccountEventsPage", () => {
 	});
 
 	it("keeps the loading fallback when no result or account is available", () => {
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 		query.mockReturnValue(
 			{
 				data: undefined,
@@ -84,7 +83,7 @@ describe("AccountEventsPage", () => {
 					sync: { errorCode: null, id: null, state: "idle" },
 				},
 				refetch: vi.fn(),
-			} as /* eslint-enable unicorn/no-null */ never,
+			} as never,
 		);
 		renderPage();
 		expect(query).toHaveBeenCalledWith("", {});
@@ -95,7 +94,6 @@ describe("AccountEventsPage", () => {
 	});
 
 	it("renders events and marks an offer without an amount", () => {
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 		query.mockReturnValue(
 			{
 				data: {
@@ -135,7 +133,7 @@ describe("AccountEventsPage", () => {
 					sync: { errorCode: null, id: null, state: "idle" },
 				},
 				refetch: vi.fn(),
-			} as /* eslint-enable unicorn/no-null */ never,
+			} as never,
 		);
 		renderPage();
 		expect(screen.getByText("1 250 ₽")).toBeInTheDocument();
@@ -183,7 +181,6 @@ describe("AccountEventsPage", () => {
 	});
 
 	it("shows a structural busy state before events are available", () => {
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 		query.mockReturnValue(
 			{
 				data: undefined,
@@ -194,7 +191,7 @@ describe("AccountEventsPage", () => {
 					sync: { errorCode: null, id: null, state: "idle" },
 				},
 				refetch: vi.fn(),
-			} as /* eslint-enable unicorn/no-null */ never,
+			} as never,
 		);
 
 		renderPage();

src/pages/account-events/ui/AccountEventsPage/AccountEventsPage.tsx

@@ -12,12 +12,8 @@ const AccountEventsPage: FC<AccountEventsPageProps> = (props) => {
 	if (viewModel.state === "loading") return <AccountEventsPageLoading />;
 
 	return viewModel.state === "error"
-		? (
-				<AccountEventsPageError {...viewModel} />
-			)
-		: (
-				<AccountEventsPageLoaded {...viewModel} />
-			);
+		? <AccountEventsPageError {...viewModel} />
+		: <AccountEventsPageLoaded {...viewModel} />;
 };
 
 export { AccountEventsPage };

src/pages/account-events/ui/AccountEventsPage/AccountEventsPage.vm.ts

@@ -41,11 +41,11 @@ function useAccountEventsPageViewModel(
 
 	const appliedFrom = isValidUrlPeriod
 		? urlFrom
-		: null; // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+		: null;
 
 	const appliedTo = isValidUrlPeriod
 		? urlTo
-		: null; // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+		: null;
 
 	const [draftFrom, setDraftFrom] = useState<null | string>(appliedFrom);
 	const [draftTo, setDraftTo] = useState<null | string>(appliedTo);

src/pages/account-events/ui/AccountEventsPage/components/AccountEventsPageEmpty.view.tsx

@@ -6,9 +6,7 @@ import { useTranslation } from "react-i18next";
 const AccountEventsPageEmpty: FC = () => {
 	const { t } = useTranslation();
 
-	return (
-		<StateView text={t("events.emptyText")} title={t("events.emptyTitle")} />
-	);
+	return <StateView text={t("events.emptyText")} title={t("events.emptyTitle")} />;
 };
 
 export { AccountEventsPageEmpty };

src/pages/account-events/ui/AccountEventsPage/components/AccountEventsPageLoaded.view.tsx

@@ -74,13 +74,9 @@ const AccountEventsPageLoaded: FC<AccountEventsPageLoadedProps> = (props) => {
 				{t("investment.refresh")}
 			</Button>
 
-			{!!props.partial && (
-				<Alert role="status">{t("investment.partial")}</Alert>
-			)}
+			{!!props.partial && <Alert role="status">{t("investment.partial")}</Alert>}
 
-			{!!props.refreshing && (
-				<Progress animated aria-label={t("accounts.refreshing")} value={100} />
-			)}
+			{!!props.refreshing && <Progress animated aria-label={t("accounts.refreshing")} value={100} />}
 
 			{!!props.refreshError && (
 				<Alert aria-live="polite" color="yellow" role="status">

src/pages/account-events/ui/AccountEventsPage/components/AccountEventsPageLoading.view.tsx

@@ -27,9 +27,7 @@ const AccountEventsPageLoading: FC = () => {
 				<Skeleton height={36} width={108} />
 			</Group>
 
-			{skeletonRowIds.map(id => (
-				<Skeleton height={82} key={id} radius="md" />
-			))}
+			{skeletonRowIds.map(id => <Skeleton height={82} key={id} radius="md" />)}
 		</LoadingSkeleton>
 	);
 };

src/pages/account-income/model/period.ts

@@ -37,14 +37,13 @@ function moscowDate(value: Date): string {
 
 function parseDraftDate(value: string): null | string {
 	if (!/^\d{2}\.\d{2}\.\d{4}$/.test(value))
-		// eslint-disable-next-line unicorn/no-null -- Mantine date fields use null for an incomplete or invalid date.
 		return null;
 	const [day, month, year] = value.split(".", DATE_PART_COUNT);
 	const date = `${year}-${month}-${day}`;
 
 	return isDate(date)
 		? date
-		: null; // eslint-disable-line unicorn/no-null -- Mantine date fields use null for an incomplete or invalid date.
+		: null;
 }
 
 export {

src/pages/account-income/ui/AccountIncomePage/AccountIncomePage.test.tsx

@@ -38,8 +38,6 @@ import {
 } from "./AccountIncomePage.vm";
 import { IncomePayments } from "./components/IncomePayments.view";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const analytics
 	= {
 		accountId: "account-1",
@@ -81,7 +79,7 @@ const analytics
 		},
 		totalsByCurrency: [summary("RUB", "10", "2")],
 		yearComparison: null,
-	} satisfies /* eslint-enable unicorn/no-null */ IncomeAnalytics;
+	} satisfies IncomeAnalytics;
 
 function comparison(currency: string) {
 	return {
@@ -93,28 +91,24 @@ function comparison(currency: string) {
 }
 
 function entry(): IncomeAnalytics["entries"][number] {
-	/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-	return (
-		{
-			accruedInterest: null,
-			category: "income",
-			commission: null,
-			description: "Купон",
-			figi: "FIGI",
-			id: "coupon-1",
-			instrumentKey: "income-group-opaque-v2",
-			instrumentType: "bond",
-			instrumentUid: null,
-			logoName: null,
-			occurredAt: "2026-08-01T12:00:00Z",
-			payment: money("RUB", "10"),
-			price: null,
-			quantity: null,
-			ticker: "BOND",
-			type: "OPERATION_TYPE_COUPON",
-		}
-		/* eslint-enable unicorn/no-null */
-	);
+	return {
+		accruedInterest: null,
+		category: "income",
+		commission: null,
+		description: "Купон",
+		figi: "FIGI",
+		id: "coupon-1",
+		instrumentKey: "income-group-opaque-v2",
+		instrumentType: "bond",
+		instrumentUid: null,
+		logoName: null,
+		occurredAt: "2026-08-01T12:00:00Z",
+		payment: money("RUB", "10"),
+		price: null,
+		quantity: null,
+		ticker: "BOND",
+		type: "OPERATION_TYPE_COUPON",
+	};
 }
 
 function money(currency: string, value: string) {
@@ -211,7 +205,6 @@ describe("AccountIncomePage", () => {
 
 					return HttpResponse.json(
 						resource(
-							/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 							null,
 							{
 								sync: {
@@ -220,7 +213,6 @@ describe("AccountIncomePage", () => {
 									state: "failed",
 								},
 							},
-							/* eslint-enable unicorn/no-null */
 						),
 					);
 				},
@@ -434,7 +426,6 @@ describe("AccountIncomePage", () => {
 	});
 
 	it("renders the signed drill-down using opaque membership rather than instrument identity", async () => {
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 		const response
 			= {
 				...analytics,
@@ -464,7 +455,6 @@ describe("AccountIncomePage", () => {
 				],
 			};
 
-		/* eslint-enable unicorn/no-null */
 		server.use(
 			http.get("*/api/v1/brokerage-accounts/account-1/income-analytics", () =>
 				HttpResponse.json(resource(response)),
@@ -607,37 +597,31 @@ describe("income comparison display", () => {
 		[
 			"10",
 			"0",
-			// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
 			null,
 		],
 		[
 			"0",
 			"0",
-			// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
 			null,
 		],
 		[
 			"10",
 			"-0.00",
-			// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
 			null,
 		],
 		[
 			"10",
 			"-100",
-			// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
 			null,
 		],
 		[
 			"9".repeat(400),
 			"1",
-			// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
 			null,
 		],
 		[
 			"1",
 			"9".repeat(400),
-			// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
 			null,
 		],
 	])("formats change %s against base %s", (difference, base, expected) => {
@@ -656,7 +640,7 @@ describe("income comparison display", () => {
 		const result = display?.comparison?.values[0];
 		expect(
 			result?.percentages.coupon?.replaceAll("\u{A0}", " ")
-			// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
+
 			?? null,
 		).toBe(expected);
 		expect(result?.difference.coupon.value).toBe(difference);
@@ -863,7 +847,7 @@ describe("income period and snapshot boundary", () => {
 				),
 			),
 			http.get("*/api/v1/tbank-sync/:id", () =>
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				HttpResponse.json(
 					{
 						errorCode: null,
@@ -874,7 +858,6 @@ describe("income period and snapshot boundary", () => {
 						scope: null,
 						state: "succeeded",
 					},
-					/* eslint-enable unicorn/no-null */
 				),
 			),
 			http.get("*/api/v1/brokerage-accounts/account-1/income-analytics", () =>
@@ -998,8 +981,6 @@ describe("income period and snapshot boundary", () => {
 it("maps comparison notices by role regardless of dependency order or resource key", () => {
 	const selected = { ...resource(analytics).meta, role: "selected" as const };
 
-	/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 	const previous
 		= {
 			...resource(null).meta,
@@ -1012,7 +993,6 @@ it("maps comparison notices by role regardless of dependency order or resource k
 			},
 		};
 
-	/* eslint-enable unicorn/no-null */
 	const year = {
 		...resource(null).meta,
 		resourceKey: "opaque/previous-looking-key",
@@ -1041,10 +1021,10 @@ it.each([false, true])(
 		server.use(
 			http.get("*/api/v1/brokerage-accounts/account-1/income-analytics", () =>
 				HttpResponse.json(
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 					resource(
 						{ ...analytics, previous: null, yearComparison: null },
-						/* eslint-enable unicorn/no-null */ {
+						{
 							dependencies: legacy
 								? [
 										resource(null).meta,
@@ -1073,22 +1053,21 @@ it.each([false, true])(
 
 it("shows selected income before comparison coverage without inventing a zero baseline", async () => {
 	const dependencies = (["year", "selected", "previous"] as const).map(
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		role =>
 			({
 				...resource(role === "selected" ? analytics : null).meta,
 				role,
 			}),
-		/* eslint-enable unicorn/no-null */
 	);
 
 	server.use(
 		http.get("*/api/v1/brokerage-accounts/account-1/income-analytics", () =>
 			HttpResponse.json(
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				resource(
 					{ ...analytics, previous: null, yearComparison: null },
-					/* eslint-enable unicorn/no-null */ { dependencies },
+					{ dependencies },
 				),
 			),
 		),
@@ -1116,7 +1095,7 @@ it("keeps complete previous comparison while year source failed without inventin
 		{
 			...resource(analytics).meta,
 			role: "previous" as const,
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		},
 		{
 			...resource(null).meta,
@@ -1127,7 +1106,7 @@ it("keeps complete previous comparison while year source failed without inventin
 				state: "failed" as const,
 			},
 		},
-		/* eslint-enable unicorn/no-null */ {
+		{
 			...resource(analytics).meta,
 			role: "selected" as const,
 		},

src/pages/account-income/ui/AccountIncomePage/AccountIncomePage.tsx

@@ -12,12 +12,8 @@ const AccountIncomePage: FC<AccountIncomePageProps> = (props) => {
 	if (viewModel.state === "loading") return <AccountIncomePageLoading />;
 
 	return viewModel.state === "error"
-		? (
-				<AccountIncomePageError {...viewModel} />
-			)
-		: (
-				<AccountIncomePageLoaded {...viewModel} />
-			);
+		? <AccountIncomePageError {...viewModel} />
+		: <AccountIncomePageLoaded {...viewModel} />;
 };
 
 export { AccountIncomePage };

src/pages/account-income/ui/AccountIncomePage/AccountIncomePage.vm.ts

@@ -161,7 +161,6 @@ function comparisonDisplay(
 	comparison: IncomeAnalytics["yearComparison"],
 ): IncomeDisplayModel["comparison"] {
 	if (!comparison)
-		// eslint-disable-next-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
 		return null;
 
 	return {
@@ -220,11 +219,9 @@ function formatIncomeChange(
 	// Display-only ratio; server-provided Money values remain exact decimal strings.
 	const base = Number(compared);
 	if (!Number.isFinite(base) || base <= 0)
-		// eslint-disable-next-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
 		return null;
 	const ratio = Number(difference) / base;
 	if (!Number.isFinite(ratio))
-		// eslint-disable-next-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
 		return null;
 
 	return new Intl.NumberFormat("ru-RU", {
@@ -272,7 +269,7 @@ function toIncomeDisplayModel(
 			|| instruments.has(instrument.key)
 			|| !currencies.has(instrument.total.currency)
 		)
-			// eslint-disable-next-line unicorn/no-null -- Preserve the existing nullable validation/ref contract.
+
 			return null;
 		instruments.set(instrument.key, {
 			currency: instrument.total.currency,
@@ -286,11 +283,9 @@ function toIncomeDisplayModel(
 
 	for (const entry of analytics.entries) {
 		if (typeof entry.instrumentKey !== "string" || !entry.instrumentKey.trim())
-			// eslint-disable-next-line unicorn/no-null -- Preserve the existing nullable validation/ref contract.
 			return null;
 		const instrument = instruments.get(entry.instrumentKey);
 		if (!instrument || entry.payment?.currency !== instrument.currency)
-			// eslint-disable-next-line unicorn/no-null -- Preserve the existing nullable validation/ref contract.
 			return null;
 		const occurrenceKey = JSON.stringify([entry.instrumentKey, entry.id]);
 		const occurrence = occurrences.get(occurrenceKey) ?? 0;
@@ -309,7 +304,6 @@ function toIncomeDisplayModel(
 
 	for (const instrument of instruments.values()) {
 		if (instrument.includedCount !== instrument.receiptCount)
-			// eslint-disable-next-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
 			return null;
 	}
 

src/pages/account-income/ui/AccountIncomePage/components/AccountIncomePageLoaded.view.tsx

@@ -35,12 +35,8 @@ const AccountIncomePageLoadedSummary: FC<LoadedProps> = (props) => {
 	}
 
 	return analytics.totalsByCurrency.length > 0
-		? (
-				<IncomeSummary totals={analytics.totalsByCurrency} />
-			)
-		: (
-				<StateView text={t("income.emptyText")} title={t("income.emptyTitle")} />
-			);
+		? <IncomeSummary totals={analytics.totalsByCurrency} />
+		: <StateView text={t("income.emptyText")} title={t("income.emptyTitle")} />;
 };
 
 const AccountIncomePageLoaded: FC<LoadedProps> = (props) => {

src/pages/account-income/ui/AccountIncomePage/components/IncomeComparisons.view.tsx

@@ -34,9 +34,7 @@ const IncomeComparisons: FC<IncomeComparisonsProps> = (props) => {
 			<Title order={2}>{props.title}</Title>
 
 			{props.comparison
-				? (
-						<Comparison {...props.comparison} title={props.title} />
-					)
+				? <Comparison {...props.comparison} title={props.title} />
 				: (
 						<Paper className={classes.comparisonNotice} p="sm" radius="md">
 							<Text aria-live="polite" c="gray.7" role="status" size="sm">

src/pages/account-income/ui/AccountIncomePage/components/IncomePeriodForm/IncomePeriodForm.stories.tsx

@@ -25,7 +25,7 @@ const PeriodExample: FC<PeriodExampleProps> = (props) => {
 
 	const submitted = isSubmitSuccessful
 		? methods.getValues()
-		: null; // eslint-disable-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
+		: null;
 
 	return (
 		<FormProvider {...methods}>

src/pages/account-operations/ui/AccountOperationsPage/AccountOperationsPage.test.tsx

@@ -24,8 +24,6 @@ import { server } from "@/test/server";
 
 import { AccountOperationsPage } from "./AccountOperationsPage";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const operation: BrokerageOperation
 	= {
 		accruedInterest: null,
@@ -44,7 +42,6 @@ const operation: BrokerageOperation
 		ticker: "SBER",
 		type: "OPERATION_TYPE_BUY",
 	};
-/* eslint-enable unicorn/no-null */
 
 const Navigation: FC = () => {
 	const location = useLocation();
@@ -322,10 +319,9 @@ describe("AccountOperationsPage", () => {
 						new URL(request.url).searchParams.has("from")
 							? HttpResponse.json({ code: "VALIDATION_ERROR" }, { status: 400 })
 							: HttpResponse.json(
-									/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 									resource(
 										{ hasNext: false, items: [], nextCursor: null },
-										/* eslint-enable unicorn/no-null */
 									),
 								),
 				),
@@ -368,7 +364,7 @@ describe("AccountOperationsPage", () => {
 					searches.push(url.search);
 
 					return HttpResponse.json(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						resource(
 							{
 								accountId: "account-1",
@@ -377,7 +373,6 @@ describe("AccountOperationsPage", () => {
 								nextCursor: url.searchParams.get("cursor") ? null : "next-1",
 								observedAt: "2026-08-14T00:00:00Z",
 							},
-							/* eslint-enable unicorn/no-null */
 						),
 					);
 				},
@@ -411,7 +406,7 @@ describe("AccountOperationsPage", () => {
 					searches.push(url.search);
 
 					return HttpResponse.json(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						resource(
 							{
 								accountId: "account-1",
@@ -420,7 +415,6 @@ describe("AccountOperationsPage", () => {
 								nextCursor: null,
 								observedAt: "2026-08-14T00:00:00Z",
 							},
-							/* eslint-enable unicorn/no-null */
 						),
 					);
 				},
@@ -451,7 +445,7 @@ describe("AccountOperationsPage", () => {
 					searches.push(url.search);
 
 					return HttpResponse.json(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						resource(
 							{
 								accountId: "account-1",
@@ -460,7 +454,6 @@ describe("AccountOperationsPage", () => {
 								nextCursor: null,
 								observedAt: "2026-08-14T00:00:00Z",
 							},
-							/* eslint-enable unicorn/no-null */
 						),
 					);
 				},
@@ -508,7 +501,6 @@ it("keeps UTC operation boundaries in GET and source sync requests", async () =>
 
 				return HttpResponse.json(
 					resource(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 						null,
 						{
 							sync: {
@@ -517,7 +509,6 @@ it("keeps UTC operation boundaries in GET and source sync requests", async () =>
 								state: "failed",
 							},
 						},
-						/* eslint-enable unicorn/no-null */
 					),
 				);
 			},
@@ -559,7 +550,7 @@ it("does not label incomplete empty operations as a confirmed empty period", asy
 	server.use(
 		http.get("*/api/v1/brokerage-accounts/:accountId/operations", () =>
 			HttpResponse.json(
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				resource(
 					{
 						accountId: "account-1",
@@ -567,7 +558,7 @@ it("does not label incomplete empty operations as a confirmed empty period", asy
 						items: [],
 						nextCursor: null,
 					},
-					/* eslint-enable unicorn/no-null */ { availability: "partial" },
+					{ availability: "partial" },
 				),
 			),
 		),

src/pages/account-operations/ui/AccountOperationsPage/AccountOperationsPage.tsx

@@ -15,12 +15,8 @@ const AccountOperationsPage: FC<AccountOperationsPageProps> = (props) => {
 	}
 
 	return viewModel.state === "error"
-		? (
-				<AccountOperationsPageError {...viewModel} />
-			)
-		: (
-				<AccountOperationsPageLoaded {...viewModel} />
-			);
+		? <AccountOperationsPageError {...viewModel} />
+		: <AccountOperationsPageLoaded {...viewModel} />;
 };
 
 export { AccountOperationsPage };

src/pages/account-operations/ui/AccountOperationsPage/AccountOperationsPage.vm.ts

@@ -54,11 +54,11 @@ const useAccountOperationsPageVm = (
 
 	const appliedFrom = isValidUrlPeriod
 		? urlFrom
-		: null; // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+		: null;
 
 	const appliedTo = isValidUrlPeriod
 		? urlTo
-		: null; // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+		: null;
 
 	const appliedCategories = operationCategories.filter(category =>
 		(searchParameters.get("categories") ?? "").split(",").includes(category),

src/pages/account-operations/ui/AccountOperationsPage/components/AccountOperationsPageLoaded.view.tsx

@@ -50,9 +50,7 @@ const AccountOperationsPageLoadedOperations: FC<
 		return;
 	}
 
-	return (
-		<StateView text={t("ledger.emptyText")} title={t("ledger.emptyTitle")} />
-	);
+	return <StateView text={t("ledger.emptyText")} title={t("ledger.emptyTitle")} />;
 };
 
 const AccountOperationsPageLoaded: FC<AccountOperationsPageLoadedProps> = (
@@ -91,15 +89,11 @@ const AccountOperationsPageLoaded: FC<AccountOperationsPageLoadedProps> = (
 				{t("investment.refresh")}
 			</Button>
 
-			{!!props.partial && (
-				<Alert role="status">{t("investment.partial")}</Alert>
-			)}
+			{!!props.partial && <Alert role="status">{t("investment.partial")}</Alert>}
 
 			{!!props.historyLoading && <Alert>{t("investment.history")}</Alert>}
 
-			{!!props.refreshing && (
-				<Progress animated aria-label={t("accounts.refreshing")} value={100} />
-			)}
+			{!!props.refreshing && <Progress animated aria-label={t("accounts.refreshing")} value={100} />}
 
 			{!!props.refreshError && (
 				<Alert aria-live="polite" color="yellow" role="status">

src/pages/account-operations/ui/AccountOperationsPage/components/AccountOperationsPageLoading.view.tsx

@@ -28,9 +28,7 @@ const AccountOperationsPageLoading: FC = () => {
 			</Group>
 
 			<Stack gap="xs">
-				{skeletonRowIds.map(id => (
-					<Skeleton height={64} key={id} radius="md" />
-				))}
+				{skeletonRowIds.map(id => <Skeleton height={64} key={id} radius="md" />)}
 			</Stack>
 		</LoadingSkeleton>
 	);

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

@@ -67,8 +67,6 @@ function renderPage(ui: React.ReactNode) {
 	);
 }
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const portfolio: Portfolio
 	= {
 		cashBalances: [{ currency: "USD", value: "0.5" }],
@@ -103,7 +101,6 @@ const portfolio: Portfolio
 		structure: { currencies: [], unvaluedCategories: [] },
 		totalsByCurrency: [{ currency: "RUB", value: "1234.5" }],
 	};
-/* eslint-enable unicorn/no-null */
 
 const emptyRecentOperations: AccountPageRecentOperations = {
 	state: "empty",
@@ -146,8 +143,6 @@ describe("AccountPage states", () => {
 			const uid = "c190ff1f-1447-4227-b543-316332699ca5";
 			const requests = vi.fn();
 
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 			const position
 				= {
 					...portfolio.positions[0],
@@ -158,7 +153,6 @@ describe("AccountPage states", () => {
 					type,
 				};
 
-			/* eslint-enable unicorn/no-null */
 			server.use(
 				http.get("*/api/v1/brokerage-accounts/:accountId/portfolio", () =>
 					HttpResponse.json(
@@ -483,7 +477,6 @@ describe("AccountPage states", () => {
 	it("renders stock cards with logo fallback and signed unlabeled return", () => {
 		renderPage(
 			<AccountPageLoaded
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 				{...loadedProps(
 					{
 						...portfolio,
@@ -514,7 +507,6 @@ describe("AccountPage states", () => {
 							},
 						],
 					},
-					/* eslint-enable unicorn/no-null */
 				)}
 			/>,
 		);
@@ -528,7 +520,6 @@ describe("AccountPage states", () => {
 	it("groups stock supporting metrics into quiet single lines", () => {
 		renderPage(
 			<AccountPageLoaded
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 				{...loadedProps(
 					{
 						...portfolio,
@@ -547,7 +538,6 @@ describe("AccountPage states", () => {
 							},
 						],
 					},
-					/* eslint-enable unicorn/no-null */
 				)}
 			/>,
 		);
@@ -563,7 +553,6 @@ describe("AccountPage states", () => {
 	it("uses the ticker only for stock cards and otherwise keeps the ISIN", () => {
 		renderPage(
 			<AccountPageLoaded
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 				{...loadedProps(
 					{
 						...portfolio,
@@ -606,7 +595,6 @@ describe("AccountPage states", () => {
 							},
 						],
 					},
-					/* eslint-enable unicorn/no-null */
 				)}
 			/>,
 		);
@@ -623,7 +611,6 @@ describe("AccountPage states", () => {
 	it("renders bond cards with logo, fallback, and signed unlabeled return like stocks", () => {
 		renderPage(
 			<AccountPageLoaded
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 				{...loadedProps(
 					{
 						...portfolio,
@@ -654,7 +641,6 @@ describe("AccountPage states", () => {
 							},
 						],
 					},
-					/* eslint-enable unicorn/no-null */
 				)}
 			/>,
 		);
@@ -674,7 +660,6 @@ describe("AccountPage states", () => {
 	it("renders bond cards in expanded layout with bond-specific classes", () => {
 		renderPage(
 			<AccountPageLoaded
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 				{...loadedProps(
 					{
 						...portfolio,
@@ -693,7 +678,6 @@ describe("AccountPage states", () => {
 							},
 						],
 					},
-					/* eslint-enable unicorn/no-null */
 				)}
 			/>,
 		);
@@ -707,7 +691,6 @@ describe("AccountPage states", () => {
 	it("keeps other-position cards compact with labeled return and no logo", () => {
 		renderPage(
 			<AccountPageLoaded
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 				{...loadedProps(
 					{
 						...portfolio,
@@ -726,7 +709,6 @@ describe("AccountPage states", () => {
 							},
 						],
 					},
-					/* eslint-enable unicorn/no-null */
 				)}
 			/>,
 		);
@@ -738,17 +720,14 @@ describe("AccountPage states", () => {
 		renderPage(
 			<AccountPageLoaded
 				{...loadedProps()}
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-				account={
-					{
-						id: "account-1",
-						name: "Основной",
-						openedOn: null,
-						portfolioSummary: null,
-						type: "BROKERAGE",
-					}
-					/* eslint-enable unicorn/no-null */
-				}
+
+				account={{
+					id: "account-1",
+					name: "Основной",
+					openedOn: null,
+					portfolioSummary: null,
+					type: "BROKERAGE",
+				}}
 			/>,
 		);
 		expect(
@@ -777,33 +756,30 @@ describe("AccountPage states", () => {
 		renderPage(
 			<AccountPageLoaded
 				{...loadedProps()}
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-				recentOperations={
-					{
-						items: [
-							{
-								accruedInterest: null,
-								category: "trade",
-								commission: null,
-								description: "Покупка акции",
-								figi: "FIGI-1",
-								id: "operation-1",
-								instrumentType: "share",
-								instrumentUid: "UID-1",
-								logoName: null,
-								occurredAt: "2026-08-14T10:00:00Z",
-								payment: { currency: "RUB", value: "-12" },
-								price: null,
-								quantity: null,
-								ticker: "SBER",
-								type: "OPERATION_TYPE_BUY",
-							},
-						],
-						state: "loaded",
-						to: "/accounts/account-1/operations",
-					}
-					/* eslint-enable unicorn/no-null */
-				}
+
+				recentOperations={{
+					items: [
+						{
+							accruedInterest: null,
+							category: "trade",
+							commission: null,
+							description: "Покупка акции",
+							figi: "FIGI-1",
+							id: "operation-1",
+							instrumentType: "share",
+							instrumentUid: "UID-1",
+							logoName: null,
+							occurredAt: "2026-08-14T10:00:00Z",
+							payment: { currency: "RUB", value: "-12" },
+							price: null,
+							quantity: null,
+							ticker: "SBER",
+							type: "OPERATION_TYPE_BUY",
+						},
+					],
+					state: "loaded",
+					to: "/accounts/account-1/operations",
+				}}
 			/>,
 		);
 
@@ -812,7 +788,6 @@ describe("AccountPage states", () => {
 	});
 
 	it("keeps future events ordered with calendar dates and projected rather than posted amounts", () => {
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 		const event: BrokerageEvent
 			= {
 				date: "2026-09-10",
@@ -827,41 +802,37 @@ describe("AccountPage states", () => {
 				type: "coupon",
 			};
 
-		/* eslint-enable unicorn/no-null */
 		renderPage(
 			<AccountPageLoaded
 				{...loadedProps()}
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-				recentEvents={
-					{
-						items: [
-							event,
-							{
-								...event,
-								date: "2026-09-11",
-								dateKind: "registry",
-								displayName: "Акция",
-								projectedAmount: { currency: "USD", value: "0" },
-								type: "dividend",
-							},
-							{
-								...event,
-								date: "2026-09-12",
-								projectedAmount: { currency: "RUB", value: "1000" },
-								type: "maturity",
-							},
-							{
-								...event,
-								date: "2026-09-13",
-								projectedAmount: null,
-								type: "offer",
-							},
-						],
-						state: "loaded",
-						to: "/accounts/account-1/events",
-					}
-					/* eslint-enable unicorn/no-null */
-				}
+
+				recentEvents={{
+					items: [
+						event,
+						{
+							...event,
+							date: "2026-09-11",
+							dateKind: "registry",
+							displayName: "Акция",
+							projectedAmount: { currency: "USD", value: "0" },
+							type: "dividend",
+						},
+						{
+							...event,
+							date: "2026-09-12",
+							projectedAmount: { currency: "RUB", value: "1000" },
+							type: "maturity",
+						},
+						{
+							...event,
+							date: "2026-09-13",
+							projectedAmount: null,
+							type: "offer",
+						},
+					],
+					state: "loaded",
+					to: "/accounts/account-1/events",
+				}}
 			/>,
 		);
 
@@ -953,7 +924,6 @@ describe("AccountPage states", () => {
 	it.each([503])(
 		"preserves totals and UTC snapshot through refresh error %i, retry and success",
 		async (status) => {
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 			const initialPortfolio: Portfolio
 				= {
 					...portfolio,
@@ -970,7 +940,6 @@ describe("AccountPage states", () => {
 					},
 				};
 
-			/* eslint-enable unicorn/no-null */
 			let requestCount = 0;
 			let resolveRetry: ((response: Response) => void) | undefined;
 			server.use(
@@ -985,7 +954,7 @@ describe("AccountPage states", () => {
 					),
 				),
 				http.get("*/api/v1/tbank-sync/:id", () =>
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 					HttpResponse.json(
 						{
 							errorCode: null,
@@ -999,7 +968,6 @@ describe("AccountPage states", () => {
 							scope: { accountId: "account-1", screen: "account" },
 							state: "succeeded",
 						},
-						/* eslint-enable unicorn/no-null */
 					),
 				),
 				http.get("*/api/v1/brokerage-accounts/:accountId/portfolio", () => {

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

@@ -18,8 +18,6 @@ import {
 	useAccountPageViewModel,
 } from "./AccountPage.vm";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const portfolio: Portfolio
 	= {
 		cashBalances: [{ currency: "USD", value: "1" }],
@@ -66,7 +64,6 @@ const portfolio: Portfolio
 		structure: { currencies: [], unvaluedCategories: [] },
 		totalsByCurrency: [{ currency: "RUB", value: "150" }],
 	};
-/* eslint-enable unicorn/no-null */
 
 function configureTestAuth() {
 	configureAuthClient({
@@ -101,7 +98,7 @@ function mockLoadedAccountPage() {
 		),
 		http.get("*/api/v1/brokerage-accounts/:accountId/operations", () =>
 			HttpResponse.json(
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				resource(
 					{
 						accountId: "account-1",
@@ -127,7 +124,6 @@ function mockLoadedAccountPage() {
 						nextCursor: null,
 						observedAt: "2026-08-13T10:00:00Z",
 					},
-					/* eslint-enable unicorn/no-null */
 				),
 			),
 		),
@@ -138,7 +134,7 @@ function mockLoadedAccountPage() {
 					calculatedAt: "2026-08-13T10:00:00Z",
 					events: Array.from(
 						{ length: 6 },
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						(_, index) =>
 							({
 								date: `2026-09-${String(index + 1).padStart(2, "0")}`,
@@ -150,7 +146,6 @@ function mockLoadedAccountPage() {
 								ticker: `BND${index}`,
 								type: "coupon",
 							}),
-						/* eslint-enable unicorn/no-null */
 					),
 				}),
 			),
@@ -181,7 +176,7 @@ describe("useAccountPageViewModel", () => {
 					type: "CURRENCY",
 				},
 				...otherTypes.map(
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 					type =>
 						({
 							...portfolio.positions[2],
@@ -190,7 +185,6 @@ describe("useAccountPageViewModel", () => {
 							figi: `FIGI-${type}-NEXT`,
 							type,
 						}),
-					/* eslint-enable unicorn/no-null */
 				),
 			],
 			structure: { currencies: [], unvaluedCategories: [] },
@@ -248,7 +242,7 @@ describe("useAccountPageViewModel", () => {
 						shareText: "66,7 %",
 					},
 				],
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			},
 			{
 				kind: "bonds",
@@ -262,15 +256,15 @@ describe("useAccountPageViewModel", () => {
 					},
 				],
 			},
-			/* eslint-enable unicorn/no-null */ {
+			{
 				kind: "other",
 				positions: [
 					{
 						displayName: "Фонд",
-						logoSrc: null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
-						returnText: null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+						logoSrc: null,
+						returnText: null,
 						returnTone: undefined,
-						shareText: null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+						shareText: null,
 					},
 				],
 			},
@@ -351,10 +345,10 @@ it("keeps overview sections independent when their source data is incomplete", a
 		),
 		http.get("*/api/v1/brokerage-accounts/:accountId/operations", () =>
 			HttpResponse.json(
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				resource(
 					{ hasNext: false, items: [], nextCursor: null },
-					/* eslint-enable unicorn/no-null */ { availability: "partial" },
+					{ availability: "partial" },
 				),
 			),
 		),
@@ -385,8 +379,6 @@ 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 () => {
 	configureTestAuth();
 
-	/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 	const sections: Record<string, unknown>
 		= {
 			"events": { events: [], incomeTotalsByCurrency: [] },
@@ -395,7 +387,6 @@ it("refreshes every overview section through one account descriptor and observat
 			portfolio,
 		};
 
-	/* eslint-enable unicorn/no-null */
 	const observed: string[] = [];
 	const scopes: unknown[] = [];
 	let version = "1";
@@ -427,7 +418,7 @@ it("refreshes every overview section through one account descriptor and observat
 			);
 		}),
 		http.get("*/api/v1/tbank-sync/:id", () =>
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			HttpResponse.json(
 				{
 					errorCode: null,
@@ -441,7 +432,6 @@ it("refreshes every overview section through one account descriptor and observat
 					scope: null,
 					state: "succeeded",
 				},
-				/* eslint-enable unicorn/no-null */
 			),
 		),
 	);

src/pages/account/ui/AccountPage/AccountPage.vm.ts

@@ -209,7 +209,7 @@ function toPosition(
 
 	const returnValue = position.absoluteReturn
 		? Number(position.absoluteReturn.value)
-		: null; // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+		: null;
 
 	let returnTone: AccountPageReturnTone | undefined;
 	if (returnValue !== null && returnValue !== 0)
@@ -226,17 +226,17 @@ function toPosition(
 				: undefined,
 		logoSrc: isExpanded
 			? instrumentLogoUrl(position.logoName)
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 		returnText: position.absoluteReturn
 			? `${returnPrefix}${formatMoney(position.absoluteReturn)}`
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 		returnTone,
 		shareText: position.currentValue?.currency
 			? formatShare(position.currentValue, {
 					currency: position.currentValue.currency,
 					value: String(denominators.get(position.currentValue.currency) ?? 0),
 				})
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 	};
 }
 

src/pages/account/ui/AccountPage/components/AccountPageLoaded.view.tsx

@@ -62,9 +62,7 @@ const AccountPageLoaded: FC<AccountPageLoadedProps> = (props) => {
 				sourceError={props.sourceError}
 			/>
 
-			{!!props.portfolio.isStale && (
-				<Alert color="blue">{t("portfolio.staleWarning")}</Alert>
-			)}
+			{!!props.portfolio.isStale && <Alert color="blue">{t("portfolio.staleWarning")}</Alert>}
 
 			<Text c="dimmed" size="sm">
 				{t(
@@ -78,12 +76,8 @@ const AccountPageLoaded: FC<AccountPageLoadedProps> = (props) => {
 			</Text>
 
 			{props.partial
-				? (
-						<Alert role="status">{t("investment.partial")}</Alert>
-					)
-				: (
-						<CurrencyCards amounts={props.portfolio.totalsByCurrency} />
-					)}
+				? <Alert role="status">{t("investment.partial")}</Alert>
+				: <CurrencyCards amounts={props.portfolio.totalsByCurrency} />}
 
 			{!props.partial && (
 				<PortfolioStructure

src/pages/account/ui/AccountPage/components/AccountPageLoading/AccountPageLoading.view.tsx

@@ -34,9 +34,7 @@ const AccountPageLoading: FC = () => {
 
 			<Skeleton height={260} radius="sm" />
 
-			{["first", "second", "third"].map(placeholder => (
-				<Skeleton height={52} key={placeholder} radius="sm" />
-			))}
+			{["first", "second", "third"].map(placeholder => <Skeleton height={52} key={placeholder} radius="sm" />)}
 		</LoadingSkeleton>
 	);
 };

src/pages/account/ui/AccountPage/components/IncomeSummary.view.tsx

@@ -69,9 +69,7 @@ const IncomeSummary: FC<IncomeSummaryProps> = (props) => {
 
 			{!!props.stale && <Text size="xs">{t("investment.stale")}</Text>}
 
-			{!!props.refreshError && (
-				<Text role="status">{t("income.refreshError")}</Text>
-			)}
+			{!!props.refreshError && <Text role="status">{t("income.refreshError")}</Text>}
 
 			{props.summary.totalsByCurrency.map(total => (
 				<Paper key={total.currency} p="sm" withBorder>

src/pages/account/ui/AccountPage/components/PortfolioStructure/PortfolioStructure.stories.tsx

@@ -81,13 +81,12 @@ export const Incomplete: Story = {
 				{
 					...rub,
 					categories: rub.categories.map(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						row =>
 							({
 								...row,
 								sharePercent: null,
 							}),
-						/* eslint-enable unicorn/no-null */
 					),
 				},
 			],
@@ -110,14 +109,13 @@ export const Negative: Story = {
 				{
 					...rub,
 					categories: rub.categories.map(
-						/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 						row =>
 							({
 								...row,
 								sharePercent: null,
 								value: row.type === "OTHER" ? "25000" : row.value,
 							}),
-						/* eslint-enable unicorn/no-null */
 					),
 					hasNegativeValues: true,
 					totalValue: "1150000",

src/pages/account/ui/AccountPage/components/PortfolioStructure/PortfolioStructure.test.tsx

@@ -27,7 +27,6 @@ const ui = (structure: null | Portfolio["structure"] | undefined) => (
 describe("portfolio structure", () => {
 	it.each([
 		undefined,
-		// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
 		null,
 	])(
 		"keeps an older snapshot without structure available (%s) and recovers on refresh",
@@ -74,13 +73,12 @@ describe("portfolio structure", () => {
 					{
 						...rub,
 						categories: rub.categories.map(
-							/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 							row =>
 								({
 									...row,
 									sharePercent: null,
 								}),
-							/* eslint-enable unicorn/no-null */
 						),
 					},
 				],
@@ -106,14 +104,13 @@ describe("portfolio structure", () => {
 					{
 						...rub,
 						categories: rub.categories.map(
-							/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 							row =>
 								({
 									...row,
 									sharePercent: null,
 									value: row.type === "STOCK" ? "-60" : row.value,
 								}),
-							/* eslint-enable unicorn/no-null */
 						),
 						hasNegativeValues: true,
 					},

src/pages/account/ui/AccountPage/components/PortfolioStructure/PortfolioStructure.view.tsx

@@ -97,9 +97,7 @@ const PortfolioStructureView: FC<PortfolioStructureViewProps> = (props) => {
 				</Stack>
 			)}
 
-			{!!props.negative && (
-				<Text size="sm">{t("portfolio.structure.negative")}</Text>
-			)}
+			{!!props.negative && <Text size="sm">{t("portfolio.structure.negative")}</Text>}
 
 			{!!(
 				!props.unavailable

src/pages/account/ui/AccountPage/components/PortfolioStructure/PortfolioStructure.vm.ts

@@ -35,7 +35,7 @@ const usePortfolioStructureVm = (props: PortfolioStructureProps) => {
 	return {
 		chartData,
 		currencies: structure?.currencies.map(item => item.currency) ?? [],
-		// eslint-disable-next-line unicorn/no-null -- Mantine clears the controlled currency with null.
+
 		currency: selected?.currency ?? null,
 		incomplete: isIncomplete,
 		negative: selected?.hasNegativeValues ?? false,

src/pages/account/ui/AccountPage/components/PositionCard/PositionCard.stories.tsx

@@ -4,8 +4,6 @@ import type { AccountPagePosition } from "../../AccountPage.vm";
 
 import { PositionCard } from "./PositionCard.view";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const syntheticPosition
 	= {
 		absoluteReturn: { currency: "RUB", value: "5000" },
@@ -22,7 +20,7 @@ const syntheticPosition
 		shareText: "20%",
 		ticker: "DEMO",
 		type: "STOCK",
-	} satisfies /* eslint-enable unicorn/no-null */ AccountPagePosition;
+	} satisfies AccountPagePosition;
 
 const meta = {
 	args: { kind: "stocks", position: syntheticPosition },
@@ -62,8 +60,6 @@ export const StockGain: Story = {
 	},
 };
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 export const BondLoss: Story
 	= {
 		args: {
@@ -94,9 +90,6 @@ export const BondLoss: Story
 			},
 		},
 	};
-/* eslint-enable unicorn/no-null */
-
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 
 export const Other: Story
 	= {
@@ -120,9 +113,6 @@ export const Other: Story
 			},
 		},
 	};
-/* eslint-enable unicorn/no-null */
-
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 
 export const MissingValuation: Story
 	= {
@@ -149,4 +139,3 @@ export const MissingValuation: Story
 			},
 		},
 	};
-/* eslint-enable unicorn/no-null */

src/pages/account/ui/AccountPage/components/PositionCard/PositionCard.view.tsx

@@ -60,10 +60,10 @@ const PositionCard: FC<PositionCardProps> = (props) => {
 			? t("portfolio.avgPrice", {
 					value: formatMoney(position.averagePurchasePrice),
 				})
-			: null, // eslint-disable-line unicorn/no-null -- Mantine represents an empty controlled field as null.
+			: null,
 		position.shareText
 			? t("portfolio.share", { value: position.shareText })
-			: null, // eslint-disable-line unicorn/no-null -- Mantine represents an empty controlled field as null.
+			: null,
 	]
 		.filter(Boolean)
 		.join(" · ");

src/pages/account/ui/AccountPage/components/PositionGroupCard.view.tsx

@@ -44,9 +44,7 @@ const PositionGroupCard: FC<PositionGroupCardProps> = (props) => {
 									{identity.displayName}
 								</Anchor>
 							)
-						: (
-								<Text fw={600}>{identity.displayName}</Text>
-							)}
+						: <Text fw={600}>{identity.displayName}</Text>}
 
 					<Text c="dimmed" size="xs">
 						{identity.ticker ?? identity.isin ?? identity.figi}
@@ -90,9 +88,7 @@ const PositionGroupCard: FC<PositionGroupCardProps> = (props) => {
 							</Group>
 
 							<Group gap="xs" justify="space-between">
-								{!!position.currentValue && (
-									<Text size="sm">{formatMoney(position.currentValue)}</Text>
-								)}
+								{!!position.currentValue && <Text size="sm">{formatMoney(position.currentValue)}</Text>}
 
 								{!!position.returnText && (
 									<Text className={appearanceClass} size="sm">

src/pages/account/ui/AccountPage/components/PositionLogo.view.tsx

@@ -17,9 +17,7 @@ const PositionLogo: FC<PositionLogoProps> = (props) => {
 
 	const logo
 		= src && !failed
-			? (
-					<Avatar alt={label} onError={onError} radius="md" size={40} src={src} />
-				)
+			? <Avatar alt={label} onError={onError} radius="md" size={40} src={src} />
 			: (
 					<Avatar radius="md" size={40}>
 						{(label.trim()[0] ?? "?").toUpperCase()}

src/pages/account/ui/AccountPage/components/RecentOperations.view.tsx

@@ -32,31 +32,21 @@ const RecentOperations: FC<RecentOperationsProps> = (props) => {
 
 					{!!operations.stale && <Text size="xs">{t("investment.stale")}</Text>}
 
-					{!!operations.refreshError && (
-						<Text role="status">{t("accounts.refreshError")}</Text>
-					)}
+					{!!operations.refreshError && <Text role="status">{t("accounts.refreshError")}</Text>}
 				</>
 			)}
 
 			{operations.state === "loading" && (
 				<LoadingSkeleton label={t("ledger.recentLoading")}>
-					{["first", "second", "third"].map(placeholder => (
-						<Skeleton height={48} key={placeholder} radius="sm" />
-					))}
+					{["first", "second", "third"].map(placeholder => <Skeleton height={48} key={placeholder} radius="sm" />)}
 				</LoadingSkeleton>
 			)}
 
-			{operations.state === "error" && (
-				<Alert color="red">{t("ledger.recentError")}</Alert>
-			)}
+			{operations.state === "error" && <Alert color="red">{t("ledger.recentError")}</Alert>}
 
-			{operations.state === "empty" && (
-				<Text c="dimmed">{t("ledger.recentEmpty")}</Text>
-			)}
+			{operations.state === "empty" && <Text c="dimmed">{t("ledger.recentEmpty")}</Text>}
 
-			{operations.state === "partial" && (
-				<Text role="status">{t("investment.partial")}</Text>
-			)}
+			{operations.state === "partial" && <Text role="status">{t("investment.partial")}</Text>}
 
 			{(operations.state === "loaded" || operations.state === "partial")
 				&& operations.items.map(operation => (

src/pages/account/ui/AccountPage/position-groups.test.tsx

@@ -8,8 +8,6 @@ import type { Portfolio } from "@/entities/portfolio";
 import { toAccountPagePositionSections } from "./AccountPage.vm";
 import { PositionSection } from "./components/PositionSection.view";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const position: Portfolio["positions"][number]
 	= {
 		absoluteReturn: { currency: "RUB", value: "25" },
@@ -25,8 +23,6 @@ const position: Portfolio["positions"][number]
 		type: "STOCK",
 	};
 
-/* eslint-enable unicorn/no-null */
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 const second
 	= {
 		...position,
@@ -37,7 +33,6 @@ const second
 		quantity: "-2",
 	};
 
-/* eslint-enable unicorn/no-null */
 function sections(positions: Portfolio["positions"]) {
 	return toAccountPagePositionSections({
 		cashBalances: [],
@@ -84,30 +79,30 @@ describe("Positions grouped by security", () => {
 
 	it("uses ISIN only when FIGI is absent, never merging by name or ticker", () => {
 		expect(
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			sections([
 				{
 					...position,
 					figi: null,
 				},
-				/* eslint-enable unicorn/no-null */ { ...second, figi: null }, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+				{ ...second, figi: null },
 			])[0].groups,
 		).toHaveLength(1);
 		expect(
 			sections([position, { ...second, figi: "OTHER-FIGI" }])[0].groups,
 		).toHaveLength(2);
 		expect(
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			sections([
 				{
 					...position,
 					figi: null,
 					isin: null,
 				},
-				/* eslint-enable unicorn/no-null */ {
+				{
 					...second,
-					figi: null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
-					isin: null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+					figi: null,
+					isin: null,
 				},
 			])[0].groups,
 		).toHaveLength(2);

src/pages/account/ui/AccountPage/position-layout.browser.test.tsx

@@ -31,7 +31,7 @@ it("keeps expanded positions vertical while other positions adapt to the viewpor
 		const otherType = kind === "bonds" ? "BOND" : "FUND";
 
 		const positions: AccountPagePosition[] = [1, 2, 3].map(
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			index =>
 				({
 					absoluteReturn: null,
@@ -48,7 +48,6 @@ it("keeps expanded positions vertical while other positions adapt to the viewpor
 					ticker: null,
 					type: kind === "stocks" ? "STOCK" : otherType,
 				}),
-			/* eslint-enable unicorn/no-null */
 		);
 
 		const { unmount } = render(

src/pages/accounts/ui/AccountsPage/AccountsPage.test.tsx

@@ -60,7 +60,7 @@ describe("AccountsPage", () => {
 		renderPage(createTestQueryClient());
 		fireEvent.click(await screen.findByRole("button", { name: "Повторить" }));
 		expect(await screen.findByText(account.name)).toBeVisible();
-		// eslint-disable-next-line unicorn/no-null -- Preserve the API/DOM null sentinel in the expected response.
+
 		expect(modes).toEqual([null, "observe"]);
 	});
 	it.each([
@@ -212,12 +212,11 @@ it("keeps unknown membership loading instead of declaring no accounts", async ()
 	const client = createTestQueryClient();
 	renderPage(client);
 	await waitFor(() =>
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		expect(client.getQueryData(brokerageAccountsQueryKey)).toMatchObject(
 			{
 				data: null,
 			},
-			/* eslint-enable unicorn/no-null */
 		),
 	);
 	expect(

src/pages/bond/ui/BondPage/BondPage.test.tsx

@@ -27,8 +27,6 @@ const LocationProbe = () => {
 const uid = "e6123145-9665-43e0-8413-cd61b8aa9b13";
 const money = (value: string) => ({ currency: "RUB", value });
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const bond
 	= {
 		aci: money("12"),
@@ -52,7 +50,6 @@ const bond
 		ticker: "TEST",
 	};
 
-/* eslint-enable unicorn/no-null */
 const position = {
 	absoluteReturn: money("1000"),
 	accounts: [
@@ -74,8 +71,6 @@ const position = {
 	returnPercent: "50",
 };
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const quote
 	= {
 		aci: money("12"),
@@ -90,7 +85,6 @@ const quote
 		unavailable: [],
 	};
 
-/* eslint-enable unicorn/no-null */
 function setup(
 	options: {
 		ambiguousTicker?: boolean;
@@ -122,7 +116,7 @@ function setup(
 			requests.push(new URL(request.url));
 
 			return HttpResponse.json(
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				resource(
 					{
 						coupon: money("32.88"),
@@ -158,7 +152,6 @@ function setup(
 						unavailable:
 							options.ratingState === "unavailable" ? ["rating"] : [],
 					},
-					/* eslint-enable unicorn/no-null */
 				),
 			);
 		}),
@@ -179,7 +172,7 @@ function setup(
 				);
 			if (params.section === "candles")
 				return HttpResponse.json(
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 					resource(
 						{
 							candles: [
@@ -193,7 +186,6 @@ function setup(
 							historyFrom: null,
 							observedAt: quote.observedAt,
 						},
-						/* eslint-enable unicorn/no-null */
 					),
 				);
 			if (options.failCoupons)
@@ -203,7 +195,7 @@ function setup(
 				);
 
 			return HttpResponse.json(
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				resource(
 					{
 						coupons: [
@@ -235,7 +227,6 @@ function setup(
 						positionIsStale: false,
 						to: "2027-09-10",
 					},
-					/* eslint-enable unicorn/no-null */
 				),
 			);
 		}),
@@ -245,7 +236,7 @@ function setup(
 			const isNext = url.searchParams.has("cursor");
 
 			return HttpResponse.json(
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				resource(
 					{
 						accountId: "all",
@@ -268,7 +259,6 @@ function setup(
 						nextCursor: isNext ? null : "next",
 						observedAt: quote.observedAt,
 					},
-					/* eslint-enable unicorn/no-null */
 				),
 			);
 		}),

src/pages/bond/ui/BondPage/BondPage.view.tsx

@@ -172,17 +172,11 @@ const BondPageView: FC<BondPageViewProps> = (props) => {
 				</Group>
 
 				<Group gap="xs" mt="md">
-					{!!bond.floatingCoupon && (
-						<Badge variant="light">{t("bond.floatingCoupon")}</Badge>
-					)}
+					{!!bond.floatingCoupon && <Badge variant="light">{t("bond.floatingCoupon")}</Badge>}
 
-					{!!bond.amortization && (
-						<Badge variant="light">{t("bond.amortization")}</Badge>
-					)}
+					{!!bond.amortization && <Badge variant="light">{t("bond.amortization")}</Badge>}
 
-					{!!bond.perpetual && (
-						<Badge variant="light">{t("bond.perpetual")}</Badge>
-					)}
+					{!!bond.perpetual && <Badge variant="light">{t("bond.perpetual")}</Badge>}
 
 					{!!bond.subordinated && (
 						<Badge color="orange" variant="light">
@@ -414,9 +408,7 @@ const BondCoupons: FC<BondPageViewProps> = (props) => {
 									/>
 								))
 							)
-						: (
-								<Text c="dimmed">{t("bond.noCoupons")}</Text>
-							)}
+						: <Text c="dimmed">{t("bond.noCoupons")}</Text>}
 
 					<Text c="dimmed" size="xs">
 						{t("bond.couponWindow", {
@@ -452,9 +444,7 @@ const BondCoupons: FC<BondPageViewProps> = (props) => {
 													/>
 												))
 											)
-										: (
-												<Text c="dimmed">{t("bond.noCoupons")}</Text>
-											)}
+										: <Text c="dimmed">{t("bond.noCoupons")}</Text>}
 								</Stack>
 							</Accordion.Panel>
 						</Accordion.Item>

src/pages/bond/ui/BondPage/BondPage.vm.ts

@@ -91,7 +91,6 @@ function useBondPageVm() {
 
 	return {
 		averageLine:
-			// eslint-disable-next-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
 			null,
 		bond: bond.data,
 		bondState: section(bond, uid ? sync.retry : () => bond.refetch()),
@@ -100,7 +99,7 @@ function useBondPageVm() {
 		canonicalTo:
 			bond.data?.slug && bond.data.slug !== bondId
 				? `/bonds/${encodeURIComponent(bond.data.slug)}${search}`
-				: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+				: null,
 		chartData,
 		code: apiErrorCode(bond.error),
 		coupons: coupons.data,
@@ -111,12 +110,12 @@ function useBondPageVm() {
 				logoName:
 					item.logoName
 					?? bond.data?.logoName
-					// eslint-disable-next-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+
 					?? null,
 				ticker:
 					item.ticker
 					?? bond.data?.ticker
-					// eslint-disable-next-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+
 					?? null,
 			})) ?? [],
 		filter,

src/pages/card/ui/CardPage/CardPage.test.tsx

@@ -19,8 +19,6 @@ import { CardPage } from "./CardPage";
 
 const money = (value: string) => ({ currency: "RUB", value });
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const card
 	= {
 		archivedAt: null,
@@ -34,8 +32,6 @@ const card
 		version: 1,
 	};
 
-/* eslint-enable unicorn/no-null */
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 const operation
 	= {
 		amount: money("50.01"),
@@ -55,7 +51,6 @@ const operation
 		version: 1,
 	};
 
-/* eslint-enable unicorn/no-null */
 function setup(
 	options: {
 		cardsError?: boolean;
@@ -342,13 +337,13 @@ describe("CardPage", () => {
 				};
 
 				bodies.push(body);
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				current
 					= {
 						...current,
 						archivedAt: body.archived ? "2026-09-01" : null,
 						version: current.version + 1,
-					} as /* eslint-enable unicorn/no-null */ typeof card;
+					} as typeof card;
 
 				return HttpResponse.json(current);
 			}),

src/pages/card/ui/CardPage/CardPage.view.tsx

@@ -227,12 +227,8 @@ const CardPageView: FC<CardPageViewProps> = (props) => {
 							variant="subtle"
 						>
 							{card.archivedAt
-								? (
-										<RestoreIcon size={18} />
-									)
-								: (
-										<DeleteIcon size={18} strokeWidth={1.5} />
-									)}
+								? <RestoreIcon size={18} />
+								: <DeleteIcon size={18} strokeWidth={1.5} />}
 						</ActionIcon>
 					</Group>
 				</div>

src/pages/card/ui/CardPage/CardPage.vm.ts

@@ -84,7 +84,7 @@ function useCardPageVm() {
 			otherCard:
 				item.kind === "transfer"
 					? otherCardId
-					: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+					: null,
 			title,
 			tone: isOutgoing ? ("negative" as const) : ("positive" as const),
 			value: `${isOutgoing ? "−" : "+"}${formatMoney(item.amount)}`,

src/pages/card/ui/CardPage/CardPagePresentation.vm.ts

@@ -25,7 +25,7 @@ function useCardPagePresentationVm(vm: CardPageVm) {
 
 		if (pending.scope !== scope || vm.history.isError) {
 			pendingPageRef.current
-				// eslint-disable-next-line unicorn/no-null -- Reset the pending-pagination ref to its initial null sentinel.
+
 				= null;
 
 			return;
@@ -40,7 +40,6 @@ function useCardPagePresentationVm(vm: CardPageVm) {
 			if (delta) window.scrollBy({ behavior: "instant", top: delta });
 		}
 
-		// eslint-disable-next-line unicorn/no-null -- Preserve the existing nullable validation/ref contract.
 		pendingPageRef.current = null;
 	}, [
 		scope,

src/pages/card/ui/DeleteOperation/DeleteOperation.test.tsx

@@ -12,8 +12,6 @@ import { server } from "@/test/server";
 
 import { DeleteOperation } from "./DeleteOperation";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const transfer: BankOperation
 	= {
 		amount: { currency: "RUB", value: "100" },
@@ -33,7 +31,6 @@ const transfer: BankOperation
 		version: 1,
 	};
 
-/* eslint-enable unicorn/no-null */
 describe("DeleteOperation", () => {
 	it("names both sides and requires a deliberate fresh version after conflict", async () => {
 		configureAuthClient({

src/pages/card/ui/OperationForm/OperationFields.vm.ts

@@ -59,7 +59,7 @@ function useOperationFieldsVm(props: OperationFieldsProps) {
 	const dateParser: ComponentProps<typeof DateInput>["dateParser"] = value =>
 		props.validDate(props.dateInputValue(value))
 			? props.dateInputValue(value)
-			: null; // eslint-disable-line unicorn/no-null -- Mantine represents an empty controlled dateField as null.
+			: null;
 
 	const onDateBlur: ComponentProps<typeof DateInput>["onBlur"] = (event) => {
 		dateField.onChange(props.dateInputValue(event.currentTarget.value));

src/pages/card/ui/OperationForm/OperationForm.test.tsx

@@ -20,8 +20,6 @@ import { OperationForm } from "./OperationForm";
 
 const money = (value: string) => ({ currency: "RUB", value });
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const card: BankCard
 	= {
 		archivedAt: null,
@@ -36,7 +34,6 @@ const card: BankCard
 		version: 1,
 	};
 
-/* eslint-enable unicorn/no-null */
 async function select(label: RegExp, value: RegExp | string) {
 	fireEvent.click(screen.getByRole("combobox", { name: label }));
 	fireEvent.click(await screen.findByRole("option", { name: value }));
@@ -229,7 +226,6 @@ describe("OperationForm", () => {
 		expect(body).not.toHaveProperty("categoryId");
 	});
 	it("finds a previous-month purchase across pages, checks remaining refund and retains the complete-refund intent", async () => {
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 		const purchase: BankOperation
 			= {
 				amount: money("500"),
@@ -249,7 +245,6 @@ describe("OperationForm", () => {
 				version: 1,
 			};
 
-		/* eslint-enable unicorn/no-null */
 		server.use(
 			http.get("*/api/v1/bank-cards/a/expenses", ({ request }) => {
 				return HttpResponse.json({
@@ -313,7 +308,6 @@ describe("OperationForm", () => {
 		});
 	});
 	it("edits a full refund with its own amount excluded from the limit and immutable purchase", async () => {
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 		const refund: BankOperation
 			= {
 				amount: money("500"),
@@ -333,7 +327,6 @@ describe("OperationForm", () => {
 				version: 2,
 			};
 
-		/* eslint-enable unicorn/no-null */
 		const purchase = {
 			...refund,
 			availableRefund: money("0"),
@@ -394,7 +387,6 @@ describe("OperationForm", () => {
 	});
 
 	it("keeps edit draft and stale version until explicit adoption after conflict", async () => {
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 		const operation: BankOperation
 			= {
 				amount: money("100"),
@@ -414,7 +406,6 @@ describe("OperationForm", () => {
 				version: 1,
 			};
 
-		/* eslint-enable unicorn/no-null */
 		let readVersion = 1;
 		const bodies: Record<string, unknown>[] = [];
 		server.use(

src/pages/card/ui/OperationForm/OperationForm.view.tsx

@@ -228,9 +228,7 @@ const OperationFormView: FC<OperationFormViewProps> = (props) => {
 							<>
 								<RefundFields {...props.refund} />
 
-								{props.loadingExpenses && (
-									<Text role="status">{t("bank.loadingHistory")}</Text>
-								)}
+								{props.loadingExpenses && <Text role="status">{t("bank.loadingHistory")}</Text>}
 
 								{props.emptyExpenses && <Text>{t("bank.noPurchases")}</Text>}
 

src/pages/card/ui/OperationForm/OperationForm.vm.ts

@@ -165,13 +165,13 @@ const useOperationFormVm = (props: OperationFormProps) => {
 	return {
 		categoriesError: categories.isError
 			? categories.error
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 		categoriesOpen,
 		closeCategories: () => setCategoriesOpen(false),
 		error,
 		expensesError: expenses.isError
 			? expenses.error
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 		methods,
 		onCategoryCreated: (id: string) => {
 			methods.setValue("categoryId", id);
@@ -182,7 +182,7 @@ const useOperationFormVm = (props: OperationFormProps) => {
 		retrySource: () => void sourceQuery.refetch(),
 		sourceError: sourceQuery.isError
 			? sourceQuery.error
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 		view: {
 			categoriesOpen,
 			editing: Boolean(props.operation),

src/pages/cards/ui/CardsPage/CardsPage.test.tsx

@@ -33,7 +33,7 @@ function renderCards(isFail = false, hasCategoryFailure = false) {
 			isFail ? HttpResponse.error() : HttpResponse.json([]),
 		),
 		http.get("*/api/v1/bank-cards/summary", () =>
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			HttpResponse.json(
 				{
 					cardId: null,
@@ -43,7 +43,6 @@ function renderCards(isFail = false, hasCategoryFailure = false) {
 					net: money("0"),
 					refunds: money("0"),
 				},
-				/* eslint-enable unicorn/no-null */
 			),
 		),
 	);
@@ -119,7 +118,7 @@ describe("CardsPage", () => {
 			expect(screen.queryByRole("dialog")).not.toBeInTheDocument(),
 		);
 		expect(submitted[0]).toEqual(submitted[1]);
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		expect(submitted[0]).toMatchObject(
 			{
 				bankName: null,
@@ -127,7 +126,6 @@ describe("CardsPage", () => {
 				name: "Повседневная",
 				openingBalance: money("-92233720368547758.08"),
 			},
-			/* eslint-enable unicorn/no-null */
 		);
 	});
 	it("uses archive only for card list and keeps all-card summary including negative net", async () => {
@@ -137,8 +135,6 @@ describe("CardsPage", () => {
 			http.get("*/api/v1/bank-cards", ({ request }) => {
 				requests.push(new URL(request.url).search);
 
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 				return HttpResponse.json([
 					{
 						archivedAt: "2026-09-01",
@@ -151,7 +147,7 @@ describe("CardsPage", () => {
 						openingDate: "2026-01-01",
 						version: 1,
 					},
-					/* eslint-enable unicorn/no-null */
+
 				]);
 			}),
 		);
@@ -175,8 +171,6 @@ describe("CardsPage", () => {
 			http.get("*/api/v1/bank-cards/summary", ({ request }) => {
 				requests.push(new URL(request.url).search);
 
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 				return HttpResponse.json(
 					{
 						cardId: null,
@@ -185,7 +179,6 @@ describe("CardsPage", () => {
 						net: money("0"),
 						refunds: money("0"),
 					},
-					/* eslint-enable unicorn/no-null */
 				);
 			}),
 		);

src/pages/cards/ui/CardsPage/CardsPage.view.tsx

@@ -125,9 +125,7 @@ const CardsPageView: FC<CardsPageViewProps> = (props) => {
 				</Group>
 			)}
 
-			{vm.cards.data && vm.cards.isFetching && (
-				<Text role="status">{t("bank.refreshing")}</Text>
-			)}
+			{vm.cards.data && vm.cards.isFetching && <Text role="status">{t("bank.refreshing")}</Text>}
 
 			<Group align="flex-end" justify="space-between">
 				<BankPeriodPicker onChange={vm.setPeriod} period={vm.period} />

src/pages/stock/ui/StockPage/StockPage.test.tsx

@@ -29,8 +29,6 @@ const LocationProbe = () => {
 const uid = "e6123145-9665-43e0-8413-cd61b8aa9b13";
 const money = (value: string) => ({ currency: "RUB", value });
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const stock
 	= {
 		currency: "RUB",
@@ -44,7 +42,6 @@ const stock
 		ticker: "TEST",
 	};
 
-/* eslint-enable unicorn/no-null */
 const position = {
 	absoluteReturn: money("1000"),
 	accounts: [
@@ -124,7 +121,7 @@ function setup(
 				);
 			if (params.section === "candles")
 				return HttpResponse.json(
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 					resource(
 						{
 							candles: [],
@@ -132,14 +129,13 @@ function setup(
 							historyFrom: null,
 							observedAt: quote.observedAt,
 						},
-						/* eslint-enable unicorn/no-null */
 					),
 				);
 			if (params.section === "company")
 				return options.failCompany
 					? HttpResponse.json({ code: "TBANK_UNAVAILABLE" }, { status: 503 })
 					: HttpResponse.json(
-							/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 							resource(
 								{
 									description: "Описание компании",
@@ -155,12 +151,11 @@ function setup(
 									observedAt: quote.observedAt,
 									unavailable: [],
 								},
-								/* eslint-enable unicorn/no-null */
 							),
 						);
 
 			return HttpResponse.json(
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				resource(
 					{
 						dividends: [
@@ -188,7 +183,6 @@ function setup(
 						positionIsStale: false,
 						to: "2027-09-10",
 					},
-					/* eslint-enable unicorn/no-null */
 				),
 			);
 		}),
@@ -200,7 +194,7 @@ function setup(
 				return HttpResponse.json({ code: cursorError }, { status: 400 });
 
 			return HttpResponse.json(
-				/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 				resource(
 					{
 						accountId: "all",
@@ -225,7 +219,6 @@ function setup(
 						nextCursor: isNext ? null : "next",
 						observedAt: quote.observedAt,
 					},
-					/* eslint-enable unicorn/no-null */
 				),
 			);
 		}),
@@ -264,7 +257,6 @@ function setup(
 
 describe("stock page", () => {
 	it("preserves unknown and unambiguous currencies with compact, ratio and percent formatting", async () => {
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 		setup(
 			{
 				metrics: [
@@ -312,7 +304,6 @@ describe("stock page", () => {
 					},
 				],
 			},
-			/* eslint-enable unicorn/no-null */
 		);
 		expect(await screen.findByText("1,23 млн валюта неизвестна")).toBeVisible();
 		for (const value of [
@@ -468,9 +459,8 @@ describe("stock page", () => {
 	it.each([
 		[
 			"INVALID_OPERATIONS_CURSOR",
-			// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
 			null,
-			null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+			null,
 		],
 		["TBANK_UNAVAILABLE", "next", "observe"],
 	])(

src/pages/stock/ui/StockPage/StockPage.view.tsx

@@ -146,9 +146,7 @@ const StockPageView: FC<StockPageViewProps> = (props) => {
 			);
 		}
 		else {
-			companyMetricsContent = (
-				<Text c="dimmed">{t("stock.noFundamentals")}</Text>
-			);
+			companyMetricsContent = <Text c="dimmed">{t("stock.noFundamentals")}</Text>;
 		}
 	}
 
@@ -219,9 +217,7 @@ const StockPageView: FC<StockPageViewProps> = (props) => {
 							</Text>
 						)}
 
-						{stock.lot !== null && (
-							<Text size="sm">{t("stock.lot", { value: stock.lot })}</Text>
-						)}
+						{stock.lot !== null && <Text size="sm">{t("stock.lot", { value: stock.lot })}</Text>}
 					</Group>
 
 					{!!vm.company && (

src/pages/stock/ui/StockPage/StockPage.vm.ts

@@ -92,7 +92,7 @@ function useStockPageVm() {
 	const averageLine
 		= average && average.currency === candles.data?.currency
 			? Number(average.value)
-			: null; // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null;
 
 	const companyData = company.data;
 	const search = parameters.size > 0 ? `?${parameters.toString()}` : "";
@@ -101,13 +101,13 @@ function useStockPageVm() {
 		averageLine:
 			averageLine !== null && Number.isFinite(averageLine)
 				? averageLine
-				: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+				: null,
 		candles: candles.data,
 		candlesState: section(candles, sync.retry),
 		canonicalTo:
 			stock.data?.slug && stock.data.slug !== stockId
 				? `/stocks/${encodeURIComponent(stock.data.slug)}${search}`
-				: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+				: null,
 		chartData,
 		code: apiErrorCode(stock.error),
 		company: companyData,
@@ -120,12 +120,12 @@ function useStockPageVm() {
 				logoName:
 					item.logoName
 					?? stock.data?.logoName
-					// eslint-disable-next-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+
 					?? null,
 				ticker:
 					item.ticker
 					?? stock.data?.ticker
-					// eslint-disable-next-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+
 					?? null,
 			})) ?? [],
 		filter,