这虽然是个小问题，但我每次升级时都会看到这两个已弃用的警告，我想迟早需要修复。
$ bundle install --deployment --jobs 4 --without test development
[DEPRECATED] The `--deployment` flag is deprecated because it relies on being remembered across bundler invocations, which bundler will no longer do in future versions. Instead please use `bundle config set --local deployment 'true'`, and stop using this flag
[DEPRECATED] The `--without` flag is deprecated because it relies on being remembered across bundler invocations, which bundler will no longer do in future versions. Instead please use `bundle config set --local without 'test development'`, and stop using this flag
可能需要调整的是这一行：