test: isolate unavailable-state regression

apps/web/tests/degradation.spec.ts

@@ -1,5 +1,7 @@
 import { expect, test } from "@playwright/test";
 
+const unavailableRun = process.env.EXPECT_UNAVAILABLE === "1";
+
 for (const path of [
   "/waterbodies",
   "/waterbodies/vyunok",
@@ -11,6 +13,7 @@ for (const path of [
   "/tackle/items/00000000-0000-0000-0000-000000000000",
 ]) {
   test(`${path} exposes a cache-safe unavailable state`, async ({ page }) => {
+    test.skip(!unavailableRun, "Run with EXPECT_UNAVAILABLE=1 and an API-unavailable web process.");
     const response = await page.goto(path);
     expect(response?.status(), `${path} status`).toBe(503);
     expect(response?.headers()["retry-after"], `${path} retry header`).toBe("60");