Add missing files :(

app/models/bulk_email_session.rb

@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+require 'securerandom'
+
+class BulkEmailSession < ApplicationRecord
+  before_validation :generate_token, on: :create
+  before_validation :set_expiration, on: :create
+
+  validates :token, presence: true, uniqueness: true
+  validates :recipient_emails, presence: true
+
+  serialize :recipient_emails, type: Array
+
+  # Sessions expire after 1 hour to prevent database bloat
+  EXPIRATION_TIME = 1.hour
+
+  scope :active, -> { where('expires_at > ?', Time.current) }
+  scope :expired, -> { where('expires_at <= ?', Time.current) }
+
+  def self.cleanup_expired!
+    expired.delete_all
+  end
+
+  def expired?
+    expires_at <= Time.current
+  end
+
+  def recipient_count
+    recipient_emails&.size || 0
+  end
+
+  private
+
+  def generate_token
+    return if token.present?
+
+    self.token = SecureRandom.hex(16)
+  end
+
+  def set_expiration
+    return if expires_at.present?
+
+    self.expires_at = EXPIRATION_TIME.from_now
+  end
+end

db/migrate/20251013095048_create_bulk_email_sessions.rb

@@ -0,0 +1,15 @@
+class CreateBulkEmailSessions < ActiveRecord::Migration[7.2]
+  def change
+    create_table :bulk_email_sessions do |t|
+      t.string :token, null: false
+      t.text :recipient_emails
+      t.string :filter_type
+      t.string :search_term
+      t.datetime :expires_at
+
+      t.timestamps
+    end
+    add_index :bulk_email_sessions, :token, unique: true
+    add_index :bulk_email_sessions, :expires_at
+  end
+end

lib/tasks/bulk_email_cleanup.rake

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+namespace :bulk_email do
+  desc 'Clean up expired bulk email sessions'
+  task cleanup: :environment do
+    count = BulkEmailSession.cleanup_expired!
+    puts "Cleaned up #{count} expired bulk email sessions"
+  end
+end