chore: specify node version 18.x

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        node: [lts/*]
+        node: [18.x]
 
     steps:
       - uses: actions/checkout@v4
@@ -37,6 +37,6 @@ jobs:
       - name: Lint and format
         run: pnpm lint
       - name: Install playwright browser
-        uses: microsoft/playwright-github-action@v1
+        run: pnpm exec playwright install --with-deps
       - name: Run tests
         run: pnpm test && pnpm test:cli