Add lint workflow

.github/workflows/lint.yml

@@ -0,0 +1,15 @@
+name: Lint
+on:
+  push:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: '20'
+      - run: npm install
+      - run: npm run build
+      - run: npm run lint