版本不一致可能造成`webpack5 filesystem cache`不能正常工作 ``` [webpack.cache.PackFileCacheStrategy] Caching failed for pack: Error: No serializer registered for ConcatSource while serializing webpack/lib/util/registerExternalSerializer.webpack-sources/ConcatSource -> Array { 3 items } -> ConcatSource ``` 可能有关的 #62
