```
sudo apt-get update
-sudo apt-get install ruby2.7 libruby2.7 ruby2.7-dev bundler \
+sudo apt-get install ruby2.7 libruby2.7 ruby2.7-dev \
libmagickwand-dev libxml2-dev libxslt1-dev nodejs \
apache2 apache2-dev build-essential git-core firefox-geckodriver \
postgresql postgresql-contrib libpq-dev libsasl2-dev \
- imagemagick libffi-dev libgd-dev libarchive-dev libbz2-dev
+ imagemagick libffi-dev libgd-dev libarchive-dev libbz2-dev yarnpkg
sudo gem2.7 install bundler
```