Add ts-node

It's required for tests.

.github/workflows/npmpublish.yml

@@ -9,13 +9,24 @@ jobs:
   publish-npm:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
+      - name: "Checkout"
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 2
+
+      - name: "Install Node.js"
+        uses: actions/setup-node@v4
         with:
           node-version: 20
           registry-url: https://registry.npmjs.org/
-      - run: npm ci
-      - run: npm test
-      - run: npm publish
+
+      - name: "Install dependencies"
+        run: npm ci
+
+      - name: "Run tests"
+        run: "npm run test"
+
+      - name: "Publish package"
+        run: npm publish
         env:
           NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}

package.json

@@ -61,6 +61,7 @@
     "prettier": "^3.3.3",
     "serverless": "^3.38.0",
     "sinon": "^18.0.0",
+    "ts-node": "^10.9.2",
     "unzipper": "^0.12.3",
     "webpack": "^5.93.0"
   },