ubuntu.yml in metanorma-mpfd-0.3.18

- old
+ new

@@ -27,13 +27,15 @@
           gem install bundler
           bundle install --jobs 4 --retry 3
       - name: Use Node
         uses: actions/setup-node@v1
         with:
-          node-version: '8'
+          node-version: '12'
       - name: Install Puppeteer
         run: |
-          npm install -g puppeteer
+          sudo apt-get update
+          sudo apt-get install libgbm1
+          npm install -g puppeteer@3.0.1
       - name: Run specs
         run: |
           bundle exec rake
       - name: Trigger dependent repositories
         if: github.ref == 'refs/heads/master'