i1023 - set up maildev for staging

This commit sets up maildev for staging. It also temporarily enables email for notifications, for testing purposes. This change will be removed after confirmation.

Issue:
- scientist-softserv/palni-palci#1023

app/models/user.rb

@@ -163,4 +163,10 @@ def add_default_group_membership!
 
     Hyrax::Group.find_or_create_by!(name: Ability.registered_group_name).add_members_by_id(id)
   end
+
+  # Mailboxer (the notification system) needs the User object to respond to this method
+  # in order to send emails
+  def mailboxer_email(_object)
+    email
+  end
 end

config/environments/production.rb

@@ -73,7 +73,7 @@
       address: ENV['SMTP_ADDRESS'],
       domain: ENV['SMTP_DOMAIN'],
       port: ENV['SMTP_PORT'],
-      enable_starttls_auto: true,
+      enable_starttls_auto: ActiveModel::Type::Boolean.new.cast(ENV.fetch('SMTP_STARTTLS', true)),
       authentication: ENV['SMTP_TYPE']
     }
     # ActionMailer Config

ops/staging-deploy.tmpl.yaml

@@ -143,20 +143,22 @@ extraEnvVars: &envVars
     value: password
   - name: NEGATIVE_CAPTCHA_SECRET
     value: $NEGATIVE_CAPTCHA_SECRET
+  - name: SMTP_ADDRESS
+    value: "maildev-smtp.maildev.svc.cluster.local"
+  - name: SMTP_DOMAIN
+    value: "maildev-smtp.maildev.svc.cluster.local"
   - name: SMTP_ENABLED
     value: "true"
+  - name: SMTP_PORT
+    value: "1025"
+  - name: SMTP_TYPE
+    value: "plain"
   - name: SMTP_USER_NAME
-    value: $SMTP_USER_NAME
+    value: "admin"
+  - name: SMTP_STARTTLS
+    value: "false"
   - name: SMTP_PASSWORD
     value: $SMTP_PASSWORD
-  - name: SMTP_ADDRESS
-    value: smtp.mailtrap.io
-  - name: SMTP_DOMAIN
-    value: smtp.mailtrap.io
-  - name: SMTP_PORT
-    value: "2525"
-  - name: SMTP_TYPE
-    value: cram_md5
   - name: SOLR_ADMIN_USER
     value: admin
   - name: SOLR_ADMIN_PASSWORD