fix(news): persist publication requests and retry cache delivery

e2e/ui/news-publication.spec.ts

@@ -0,0 +1,48 @@
+import { expect, test } from "@playwright/test";
+
+test("news editor retries a lost response with the same request across reload and clears it after success", async ({
+	page,
+}) => {
+	const requests: Array<Record<string, string>> = [];
+	let succeed = false;
+	await page.route("**/fixture/actions/article", async (route) => {
+		requests.push(route.request().postDataJSON());
+		if (!succeed) await route.abort("failed");
+		else
+			await route.fulfill({
+				contentType: "application/json",
+				body: JSON.stringify({ ok: true, data: {} }),
+			});
+	});
+	await page.goto("/admin/articles/new");
+	await expect(page.locator("iframe.tox-edit-area__iframe")).toBeVisible();
+	const save = page.getByRole("button", { name: "Save article", exact: true });
+	await save.click();
+	await expect(page.getByRole("alert")).toBeVisible();
+	await save.click();
+	await expect.poll(() => requests.length).toBe(2);
+	expect(requests[1].requestKey).toBe(requests[0].requestKey);
+	await page.reload();
+	await expect(page.locator("iframe.tox-edit-area__iframe")).toBeVisible();
+	await save.click();
+	await expect.poll(() => requests.length).toBe(3);
+	expect(requests[2].requestKey).toBe(requests[0].requestKey);
+	const stored = await page.evaluate(() =>
+		sessionStorage.getItem("cms:news:request:current:new"),
+	);
+	expect(stored).not.toContain("Community update");
+	succeed = true;
+	await save.click();
+	await expect
+		.poll(() =>
+			page.evaluate(() =>
+				sessionStorage.getItem("cms:news:request:current:new"),
+			),
+		)
+		.toBeNull();
+	expect(requests[3].requestKey).toBe(requests[0].requestKey);
+	await page.locator('input[name="title"]').fill("Another article");
+	await save.click();
+	await expect.poll(() => requests.length).toBe(5);
+	expect(requests[4].requestKey).not.toBe(requests[0].requestKey);
+});