Add ability to delete Maybe account (#698)

* Build out user deactivation and purging workflows

* Add i18n translations for user deletion

* Add tests for user deletion

* Fix lint issue

config/locales/models/user/en.yml

@@ -10,3 +10,7 @@ en:
         last_name: Last Name
         password: Password
         password_confirmation: Password Confirmation
+    errors:
+      user:
+        cannot_deactivate_admin_with_other_users: Admin cannot delete account while
+          other users are present. Please delete all members first.

config/locales/views/settings/en.yml

@@ -82,8 +82,14 @@ en:
       update:
         success: Preferences updated successfully.
     profiles:
+      destroy:
+        success: Account deleted successfully.
       show:
         add_member: Add Member
+        confirm_delete:
+          body: Are you sure you want to permanently delete your account? This action
+            is irreversible.
+          title: Delete account?
         danger_zone_title: Danger Zone
         delete_account: Delete Account
         delete_account_warning: Deleting your account will permanently remove all

config/locales/views/shared/en.yml

@@ -4,6 +4,7 @@ en:
     confirm_modal:
       accept: Confirm
       body_html: "<p>You will not be able to undo this decision</p>"
+      cancel: Cancel
       title: Are you sure?
     notification:
       dismiss: Dismiss

config/routes.rb

@@ -11,7 +11,7 @@ Rails.application.routes.draw do
   resource :password
 
   namespace :settings do
-    resource :profile, only: %i[show update]
+    resource :profile, only: %i[show update destroy]
     resource :preferences, only: %i[show update]
     resource :notifications, only: %i[show update]
     resource :billing, only: %i[show update]