Move operations feature flag models to core

Part of moving feature flags to core
Move model specs to core

.rubocop_todo.yml

@@ -798,10 +798,6 @@ Rails/SaveBang:
     - 'ee/spec/models/license_spec.rb'
     - 'ee/spec/models/merge_request_spec.rb'
     - 'ee/spec/models/merge_train_spec.rb'
-    - 'ee/spec/models/operations/feature_flag_scope_spec.rb'
-    - 'ee/spec/models/operations/feature_flag_spec.rb'
-    - 'ee/spec/models/operations/feature_flags/strategy_spec.rb'
-    - 'ee/spec/models/operations/feature_flags/user_list_spec.rb'
     - 'spec/models/packages/package_spec.rb'
     - 'ee/spec/models/project_ci_cd_setting_spec.rb'
     - 'ee/spec/models/project_services/github_service_spec.rb'
@@ -1188,6 +1184,10 @@ Rails/SaveBang:
     - 'spec/models/namespace_spec.rb'
     - 'spec/models/note_spec.rb'
     - 'spec/models/notification_setting_spec.rb'
+    - 'spec/models/operations/feature_flag_scope_spec.rb'
+    - 'spec/models/operations/feature_flag_spec.rb'
+    - 'spec/models/operations/feature_flags/strategy_spec.rb'
+    - 'spec/models/operations/feature_flags/user_list_spec.rb'
     - 'spec/models/pages_domain_spec.rb'
     - 'spec/models/project_auto_devops_spec.rb'
     - 'spec/models/project_feature_spec.rb'

app/models/project.rb

@@ -344,6 +344,10 @@ class Project < ApplicationRecord
   # Issue https://gitlab.com/gitlab-org/gitlab/-/issues/228637
   has_many :product_analytics_events, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
 
+  has_many :operations_feature_flags, class_name: 'Operations::FeatureFlag'
+  has_one :operations_feature_flags_client, class_name: 'Operations::FeatureFlagsClient'
+  has_many :operations_feature_flags_user_lists, class_name: 'Operations::FeatureFlags::UserList'
+
   accepts_nested_attributes_for :variables, allow_destroy: true
   accepts_nested_attributes_for :project_feature, update_only: true
   accepts_nested_attributes_for :project_setting, update_only: true

config/routes/project.rb

@@ -367,6 +367,14 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
             post :mark_as_spam
           end
         end
+
+        resources :feature_flags, param: :iid do
+          resources :feature_flag_issues, only: [:index, :create, :destroy], as: 'issues', path: 'issues'
+        end
+        resource :feature_flags_client, only: [] do
+          post :reset_token
+        end
+        resources :feature_flags_user_lists, param: :iid, only: [:new, :edit, :show]
       end
       # End of the /-/ scope.
 

ee/app/models/ee/project.rb

@@ -81,10 +81,6 @@ module EE
       accepts_nested_attributes_for :software_license_policies, allow_destroy: true
       has_many :merge_trains, foreign_key: 'target_project_id', inverse_of: :target_project
 
-      has_many :operations_feature_flags, class_name: 'Operations::FeatureFlag'
-      has_one :operations_feature_flags_client, class_name: 'Operations::FeatureFlagsClient'
-      has_many :operations_feature_flags_user_lists, class_name: 'Operations::FeatureFlags::UserList'
-
       has_many :project_aliases
 
       has_many :upstream_project_subscriptions, class_name: 'Ci::Subscriptions::Project', foreign_key: :downstream_project_id, inverse_of: :downstream_project

ee/config/routes/project.rb

@@ -19,14 +19,6 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
           resources :test_cases, only: [:index]
         end
 
-        resources :feature_flags, param: :iid do
-          resources :feature_flag_issues, only: [:index, :create, :destroy], as: 'issues', path: 'issues'
-        end
-        resource :feature_flags_client, only: [] do
-          post :reset_token
-        end
-        resources :feature_flags_user_lists, param: :iid, only: [:new, :edit, :show]
-
         resources :autocomplete_sources, only: [] do
           collection do
             get 'epics'

ee/lib/ee/gitlab/regex.rb

-# frozen_string_literal: true
-
-module EE
-  module Gitlab
-    module Regex
-      extend ActiveSupport::Concern
-
-      class_methods do
-        def feature_flag_regex
-          /\A[a-z]([-_a-z0-9]*[a-z0-9])?\z/
-        end
-
-        def feature_flag_regex_message
-          "can contain only lowercase letters, digits, '_' and '-'. " \
-          "Must start with a letter, and cannot end with '-' or '_'"
-        end
-      end
-    end
-  end
-end

lib/gitlab/regex.rb

@@ -292,7 +292,14 @@ module Gitlab
     def base64_regex
       @base64_regex ||= /(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?/.freeze
     end
+
+    def feature_flag_regex
+      /\A[a-z]([-_a-z0-9]*[a-z0-9])?\z/
+    end
+
+    def feature_flag_regex_message
+      "can contain only lowercase letters, digits, '_' and '-'. " \
+      "Must start with a letter, and cannot end with '-' or '_'"
+    end
   end
 end
-
-Gitlab::Regex.prepend_if_ee('EE::Gitlab::Regex')