fix: complete Playwright removal in CI deploy workflow

Drop the leftover Playwright browser install and e2e smoke test from the deployment script, and update the deployment contract tests to cover the verify-deployed-release smoke check instead.

scripts/ci-deploy.sh

@@ -93,8 +93,6 @@ for managed_name in epicnext-cms epicnext-cms-app; do
 done
 cp "$deploy_dir/.env" .env
 pnpm install --frozen-lockfile
-# Prepare browser before cutover so installation failures cannot interrupt the site.
-pnpm exec playwright install chromium
 
 echo "Building $image"
 DOCKER_BUILDKIT=1 docker build --network=host --progress=plain --cache-from epicnext-cms:latest \
@@ -161,8 +159,7 @@ candidate_attempted=1
 )
 healthy
 node scripts/verify-deployed-release.mjs http://127.0.0.1:3002/api/health "$sha"
-PLAYWRIGHT_BASE_URL=http://127.0.0.1:3002 pnpm test:e2e
-# Publish the latest alias only after health and browser checks pass.
+# Publish the latest alias only after health and release checks pass.
 docker tag "$image" epicnext-cms:latest
 cutover_started=0
 if [ "$backup_created" -eq 1 ]; then docker rm "$backup_name" || true; fi