Consider user with moderator role in comment moderate? policy

src/api/app/policies/comment_policy.rb

@@ -32,10 +32,10 @@ def reply?
     !(user.blank? || user.is_nobody? || record.user.is_nobody?)
   end
 
-  # Only logged-in Admins of Staff members can moderate comments
+  # Only logged-in Admins/Staff members or user with moderator role can moderate comments
   def moderate?
     return false if record.user.is_nobody? # soft-deleted comments
-    return true if user.try(:is_admin?) || user.try(:is_staff?)
+    return true if user.try(:is_moderator?) || user.try(:is_admin?) || user.try(:is_staff?)
 
     false
   end

src/api/spec/factories/users.rb

@@ -45,6 +45,10 @@
         roles { [Role.find_by_title('Staff')] }
       end
 
+      factory :moderator do
+        roles { [Role.find_by_title('Moderator')] }
+      end
+
       factory :user_with_groups do
         after(:create) do |user|
           create(:group, users: [user])

src/api/spec/policies/comment_policy_spec.rb

@@ -176,6 +176,14 @@
         expect(subject).to permit(staff_user, comment)
       end
     end
+
+    context 'when the user has the moderator role assigned' do
+      let(:user_with_moderator_role) { create(:moderator) }
+
+      it 'can moderate comments' do
+        expect(subject).to permit(user_with_moderator_role, comment)
+      end
+    end
   end
   # rubocop:enable RSpec/RepeatedExample
 end