forward_ports

# File railties/lib/rails/generators/rails/devcontainer/devcontainer_generator.rb, line 132
        def forward_ports
          return @forward_ports if @forward_ports

          @forward_ports = [3000]
          @forward_ports << database.port if database.port
          @forward_ports << 6379 if options[:redis]

          @forward_ports
        end