chore: add workflow that tests if tarball is installable

.github/workflows/npm-pack-check.yml

@@ -0,0 +1,36 @@
+name: NPM pack check
+on:
+  pull_request:
+    branches:
+      - master
+jobs:
+  npm-pack-check:
+    runs-on: ubuntu-latest
+    # Only run this job if the PR is from a trusted collaborator (i.e. not a fork)
+    if: github.event.pull_request.head.repo.full_name == github.repository
+    steps:
+      # Checkout project repository
+      - name: Checkout
+        uses: actions/checkout@v3.5.0
+
+      # Setup Node.js environment
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          registry-url: https://registry.npmjs.org/
+          node-version: 20
+
+      # Install dependencies so that prepublish scripts work as expected
+      - name: Install deps
+        run: npm i
+
+      - name: Create test install directory
+        run: mkdir ../test-install
+
+      - name: Ensure pack file can be installed
+        run: |
+          export PACK_FILENAME=$(npm pack --json | jq -r '.[] | .filename')
+          mv $PACK_FILENAME ../test-install/
+          cd ../test-install
+          npm install $PACK_FILENAME
+          node -e "const yates = require('@cerebruminc/yates'); if (typeof yates.setup === 'undefined') { throw new Error('setup export is undefined'); }"

.github/workflows/publish-beta.yml

@@ -20,7 +20,7 @@ jobs:
         uses: actions/setup-node@v3
         with:
           registry-url: https://registry.npmjs.org/
-          node-version: 16
+          node-version: 20
 
       # Use a cache for dependencies
       - uses: actions/cache@v3.3.1