Commit iniziale di eminuxCRM: CRM Rails con pipeline, campagne email e Docker.

Include autenticazione, progetti isolati, mail marketing HTML con SMTP, test A/B e editor WYSIWYG.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/models/mail_identity.rb

@@ -0,0 +1,41 @@
+class MailIdentity < ApplicationRecord
+  include Auditable
+
+  encrypts :smtp_password
+
+  require "openssl"
+
+  has_many :mailings, dependent: :restrict_with_exception
+
+  ENCRYPTIONS = Catalog::MAIL_ENCRYPTIONS.keys.freeze
+
+  validates :name, :from_name, :from_email, :smtp_host, :smtp_port, presence: true
+  validates :from_email, format: { with: URI::MailTo::EMAIL_REGEXP }
+  validates :reply_to, format: { with: URI::MailTo::EMAIL_REGEXP }, allow_blank: true
+  validates :smtp_port, numericality: { in: 1..65535 }
+  validates :encryption, inclusion: { in: ENCRYPTIONS }
+  validates :smtp_authentication, inclusion: { in: Catalog::MAIL_AUTH_METHODS.keys }
+
+  scope :active, -> { where(active: true) }
+  scope :ordered, -> { order(:name) }
+
+  def from_header
+    %(#{from_name} <#{from_email}>)
+  end
+
+  def smtp_settings
+    settings = {
+      address: smtp_host,
+      port: smtp_port,
+      enable_starttls_auto: encryption == "starttls",
+      ssl: encryption == "tls",
+      openssl_verify_mode: verify_ssl? ? OpenSSL::SSL::VERIFY_PEER : OpenSSL::SSL::VERIFY_NONE
+    }
+    if smtp_username.present?
+      settings[:user_name] = smtp_username
+      settings[:password] = smtp_password
+      settings[:authentication] = smtp_authentication.to_sym
+    end
+    settings
+  end
+end