Improve Self host setup (#30)

* Add self host setup

* Improve blunders

* Move to bull mq

* More changes

* Add example code for sending test emails

.gitignore

@@ -11,6 +11,7 @@ node_modules
 .env.development.local
 .env.test.local
 .env.production.local
+.env.selfhost
 
 # Testing
 coverage