Hey, I am Lukas Oppermann, a senior UI/UX designer from Berlin.
# install capistrano
sudo gem install capistrano
# install capistrano npm
sudo gem install capistrano-npm
brew install mkcert
brew install nss # if you use Firefox
When using mkcert the first time, install it:
$ mkcert -install
Now create a cert for your domain, e.g. localhost
$ mkcert localhost