feat: show page context in browser tab titles

src/app/routes/AppRoutes.test.tsx

@@ -46,6 +46,7 @@ describe("AppRoutes", () => {
 				screen.getByRole("heading", { level: 1, name: title }),
 			).toBeInTheDocument(),
 		);
+		expect(document.title).toBe(`${title} — WealthLedger`);
 	});
 
 	it("redirects anonymous users from accounts", async () => {
@@ -86,6 +87,7 @@ describe("AppRoutes", () => {
 				name: "Нет инвестиционных счетов",
 			}),
 		).toBeInTheDocument();
+		expect(document.title).toBe("Счета — WealthLedger");
 		expect(credentials).toEqual({
 			email: "user@example.com",
 			password: "a secure password",