chore(ci): add separate github action workflow that runs eslint

.github/workflows/ci.yml

@@ -0,0 +1,14 @@
+name: CI
+on:
+  pull_request:
+    branches: [master]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install modules
+        run: npm install
+      - name: Run ESLint
+        run: npm run lint