dockerfile_build_packages

# File railties/lib/rails/generators/app_base.rb, line 538
      def dockerfile_build_packages
        # start with the essentials
        packages = %(build-essential git pkg-config)

        # add database support
        packages << build_package_for_database unless skip_active_record?

        # ActiveStorage preview support
        packages << "libvips" unless skip_active_storage?

        packages << "curl" if using_js_runtime?

        packages << "unzip" if using_bun?

        # node support, including support for building native modules
        if using_node?
          packages << "node-gyp" # pkg-config already listed above

          # module build process depends on Python, and debian changed
          # how python is installed with the bullseye release.  Below
          # is based on debian release included with the Ruby images on
          # Dockerhub.
          case Gem.ruby_version.to_s
          when /^2\.7/
            bullseye = Gem.ruby_version >= Gem::Version.new("2.7.4")
          when /^3\.0/
            bullseye = Gem.ruby_version >= Gem::Version.new("3.0.2")
          else
            bullseye = true
          end

          if bullseye
            packages << "python-is-python3"
          else
            packages << "python"
          end
        end

        packages.compact.sort
      end