Open ticket with Mailgun about why they're including unsubscribe-links in headers when domain-setting for that is off #newsletty

Run first tests using mailgun and check mail-tester score, looks good #newsletty

Set up newsletty lists. and transactional. mailgun sending domains #newsletty

Use issue.id instead of number for mailgun tag because that one is unique #newsletty

Fix problem with test fixture that'd cause more test records to be created as intended #newsletty

Improve (custom) swoosh test adapter random message-id generation #newsletty

Fix missing order_by: id for subscribers list causing inconsistent results #newsletty

Improve environment variable name to make it clearer what is being accessed #newsletty

Improve logger output and use same format in dev as in prod #newsletty

Update Distributor to use a more efficient delivery tracking #newsletty

Fix issue when deleting accounts with huge lists would fail due to DB key constraints #newsletty

Increase transaction timeouts for known operations that can take a while #newsletty

Implement sending issues in batches of 1000 to subscribers #newsletty

Add field to keep track of the ID that is returned by Mailgun upon sending #newsletty

Implement function that delivers an issue to a provided list of subscribers in a single API call using mailgun batching #newsletty

Wire up cleanup worker to delete old, non-opted in subscribers after a specified amount of time (3 days) passed #newsletty

Fix empty description for in-browser views of issues when preheader was not set (use first 280chars of issue body instead) #newsletty

Implement sending opt_in emails using the newsletter mailer #newsletty

Better separate newsletter_v1 template to I can use it for subscribe opt_in emails #newsletty

write tests for deliveries table to verify recipients are queued up only once #newsletty