Migrate model has_many conditions to lambda

app/models/meeting.rb

@@ -25,7 +25,7 @@ class Meeting < ActiveRecord::Base
   belongs_to :author, class_name: 'User', foreign_key: 'author_id'
   has_one :agenda, dependent: :destroy, class_name: 'MeetingAgenda'
   has_one :minutes, dependent: :destroy, class_name: 'MeetingMinutes'
-  has_many :contents, class_name: 'MeetingContent', readonly: true
+  has_many :contents, -> { readonly }, class_name: 'MeetingContent'
   has_many :participants, dependent: :destroy, class_name: 'MeetingParticipant'
 
   default_scope order("#{Meeting.table_name}.start_time DESC")

lib/open_project/meeting/patches/project_patch.rb

@@ -23,7 +23,7 @@ module OpenProject::Meeting
     module ProjectPatch
       def self.included(receiver)
         receiver.class_eval do
-          has_many :meetings, include: [:author], dependent: :destroy
+          has_many :meetings, -> { includes(:author) }, dependent: :destroy
         end
       end
     end