Add a "check" workflow

Author: Kræn Hansen

.github/workflows/check.yml

@@ -0,0 +1,27 @@
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: lts/jod
+      - run: npm ci
+      - run: npm run lint
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: lts/jod
+      - run: npm ci
+      - run: npm run lint
+      - run: npm run build
+      - run: npm test --workspaces