# frozen_string_literal: true TEMPLATE_MESSAGE = <<~MSG This merge request requires coordination with gitaly deployments. Before merging this merge request we should verify that gitaly running in production already implements the new gRPC interface included here. Failing to do so will introduce a [non backward compatible change](https://docs.gitlab.com/ee/development/multi_version_compatibility.html) during canary depoyment that can cause an incident. 1. Identify the gitaly MR introducing the new interface 1. Verify that the environment widget contains a `gprd` deployment MSG changed_lines = helper.changed_lines('Gemfile.lock') if changed_lines.any? { |line| line =~ /^\+\s+gitaly \(/ } warn 'Changing gitaly gem can cause a multi-version incompatibility incident' markdown(TEMPLATE_MESSAGE) end