This command line tool helps you send newsletters.
Install it first:
$ gem install rumble
Run it locally and read its output:
$ rumble --help
Simple liquid letter looks like this:
{{ first }},
How are you?
Best,
Yegor
The list of emails must contain three columns separated by a comma: first name, last name, and email.
If you want to send via HTTP/SMTP proxy, use --proxy=socks:<host>:<port>
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How to contribute
Read these guidelines. Make sure you build is green before you contribute your pull request. You will need to have Ruby 2.3+ and Bundler installed. Then:
$ bundle update
$ bundle exec rake
If it's clean and you don't see any error messages, submit your pull request.