added services

services/db/migrate/20221115164901_setup.rb

@@ -0,0 +1,39 @@
+class Setup < ActiveRecord::Migration[6.1]
+  def change
+    enable_extension 'uuid-ossp'
+    enable_extension 'pgcrypto'
+
+    create_table :senders, id: :string do |t|
+      t.timestamps
+    end
+
+    create_table :recipients, id: :string do |t|
+      t.string :verification_status, default: 'unverified', nullable: false
+      t.datetime :last_verified_at, nullable: true
+      t.string :bounce_status , default: 'unknown'
+      t.datetime :bounce_status_changed_at, nullable: true
+      t.timestamps
+    end
+
+    create_table :received_mails, id: :uuid do |t|
+      t.string :sender_id, nullable: false
+      t.string :message_id, nullable: false
+      t.binary :body, nullable: false
+      t.string :delivery_status, default: 'queued', nullable: false
+      t.string :delivery_status_changed_at
+      t.timestamps
+    end
+
+    create_table :mail_recipients, id: false do |t|
+      t.uuid :received_mail_id
+      t.string :recipient_id
+      t.string :delivery_status, default: 'delivered', nullable: false
+      t.string :delivery_status_changed_at
+      t.timestamps
+    end
+
+    add_index :received_mails, :sender_id
+    add_index :received_mails, :message_id, unique: true
+    add_index :mail_recipients, %i[received_mail_id recipient_id], unique: true
+  end
+end