add test workflow

.github/workflows/test.yml

@@ -0,0 +1,29 @@
+name: tests
+run-name: Tests
+on:
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - main
+
+jobs:
+  node-unit-tests:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        name: "Checkout out repository"
+
+      - uses: actions/setup-node@v4
+        name: "Set up Node.js"
+        with:
+          node-version: 21.x
+          cache: npm
+
+      - run: npm install
+        name: "Install project dependencies"
+
+      - run: npm run test
+        name: "Run tests"

package.json

@@ -5,7 +5,8 @@
   "main": "index.js",
   "scripts": {
     "prerun": "tsc",
-    "run": "node ./build/index.js"
+    "run": "node ./build/index.js",
+    "test": ""
   },
   "type": "module",
   "keywords": [],