I'll let somebody else tackle the email notification, but regarding the series text file, you have a couple of choices.
If you want to use configure_series, you would use something like this:
One downside to doing it this way is you can't specify settings for individual series (without additional work).
Alternatively, in your text file, enter the series like this:
- My Series 1
- My Series 2
and so forth. Put the text file in the same directory as your configuration file and give it a
.yml extension. Then simply add this to your configuration: