diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index e0efb1b7..d1440cb8 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -81,11 +81,14 @@ jobs:
       - name: ⎔ Setup node
         uses: actions/setup-node@v4
         with:
-          node-version: 26
+          node-version: 24
 
       - name: 📦 Install dependencies
         run: npm ci
 
+      - name: 🎭 Install Playwright browser
+        run: npx playwright install --with-deps --only-shell chromium
+
       # Workshops ship epicshop/test.js (not .ts). `..s` runs solution apps only.
       - name: 🧪 Run solution tests
         run: |
diff --git a/package.json b/package.json
index 122db0af..e9822f51 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "setup:custom": "node ./epicshop/setup-custom.js",
     "build": "cd ./playground && npm run build",
     "preview": "cd ./playground && npm run preview",
-    "lint": "eslint . --concurrency=auto",
+    "lint": "node --max-old-space-size=6144 ./node_modules/eslint/bin/eslint.js .",
     "format": "prettier --write .",
     "typecheck": "tsc -b"
   },