chore: finish frontend ESLint migration #18

Enable every plugin recommended preset and replace Biome with ESLint formatting.

Preserve API contracts and JSX whitespace; verify source, tests, builds and tooling.

.storybook/preview.tsx

@@ -3,37 +3,30 @@ import "@mantine/charts/styles.css";
 import "@mantine/dates/styles.css";
 import "@wealthledger/ui/styles.css";
 import "dayjs/locale/ru";
+
 import "../src/shared/i18n";
+import type { Preview } from "@storybook/react-vite";
+
 import { MantineProvider } from "@mantine/core";
 import { DatesProvider } from "@mantine/dates";
-import type { Preview } from "@storybook/react-vite";
 import { cssVariablesResolver, theme } from "@wealthledger/ui/theme";
 
 const colorSchemeManager = {
+	clear: () => {},
 	get: () => "light" as const,
 	set: () => {},
-	clear: () => {},
 	subscribe: () => {},
 	unsubscribe: () => {},
 };
 
 const preview: Preview = {
-	parameters: {
-		layout: "padded",
-		options: {
-			storySort: {
-				order: ["Design System", ["Foundations", "Components"], "Product"],
-			},
-		},
-		controls: { expanded: true },
-	},
 	decorators: [
-		(Story) => (
+		Story => (
 			<MantineProvider
-				cssVariablesResolver={cssVariablesResolver}
-				theme={theme}
-				forceColorScheme="light"
 				colorSchemeManager={colorSchemeManager}
+				cssVariablesResolver={cssVariablesResolver}
+				forceColorScheme="light"
+				theme={theme}
 			>
 				<DatesProvider settings={{ locale: "ru" }}>
 					<Story />
@@ -41,6 +34,15 @@ const preview: Preview = {
 			</MantineProvider>
 		),
 	],
+	parameters: {
+		controls: { expanded: true },
+		layout: "padded",
+		options: {
+			storySort: {
+				order: ["Design System", ["Foundations", "Components"], "Product"],
+			},
+		},
+	},
 };
 
 export default preview;