chore: re-enable open-next build check (#8039)

* chore: downgrade Next.js in playwright open-next github workflow

* chore: bump wrangler fs polyfilling package to 0.0.1

Author: dario-piotrowicz

.github/workflows/playwright-cloudflare-open-next.yml

@@ -51,6 +51,12 @@ jobs:
       - name: Install packages
         run: pnpm install --frozen-lockfile
 
+      - name: Downgrade Next.js
+        # Open-next does not yet support [email protected], so temporarily in order to have
+        # this workflow working we force install the latest Next.js 15.3 version instead
+        run: pnpm i [email protected]
+        working-directory: apps/site
+
       - name: Get Playwright version
         id: playwright-version
         working-directory: apps/site

apps/site/package.json

@@ -77,7 +77,7 @@
   "devDependencies": {
     "@eslint/compat": "~1.3.1",
     "@eslint/eslintrc": "~3.3.1",
-    "@flarelabs-net/wrangler-build-time-fs-assets-polyfilling": "^0.0.0",
+    "@flarelabs-net/wrangler-build-time-fs-assets-polyfilling": "^0.0.1",
     "@next/eslint-plugin-next": "15.4.4",
     "@opennextjs/cloudflare": "^1.6.0",
     "@playwright/test": "^1.54.1",