build: updated workflow file, added tests

Author: matteobruni

.github/workflows/node.js-ci.yml

@@ -44,6 +44,7 @@ jobs:
             ${{ runner.os }}-pnpm-store-
       - run: pnpm install --no-frozen-lockfile
       - run: npx pnpm run build:ci
+      - run: npx pnpm test
   pr:
     runs-on: ubuntu-latest
     if: ${{ github.event_name == 'pull_request' }}
@@ -81,3 +82,4 @@ jobs:
             ${{ runner.os }}-pnpm-store-
       - run: pnpm install --no-frozen-lockfile
       - run: npx pnpm run build:ci
+      - run: npx pnpm test