Add lint workflow

.github/workflows/lint.yml

@@ -0,0 +1,19 @@
+name: Lint
+on:
+  push:
+    branches:
+    - main
+  pull_request:
+    branches:
+    - main
+jobs:
+  test:
+    timeout-minutes: 60
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-node@v4
+      with:
+        node-version: lts/*
+    - run: npm ci
+    - run: npm run lint

.github/workflows/playwright.yml

@@ -1,9 +1,11 @@
 name: Playwright Tests
 on:
   push:
-    branches: [ main, master ]
+    branches:
+    - main
   pull_request:
-    branches: [ main, master ]
+    branches:
+    - main
 jobs:
   test:
     timeout-minutes: 60