bcrypt-nodejs is no longer actively mai ntained. Please use bcrypt or bcryptjs.

`npm install --save hexo-admin`

```
npm WARN deprecated bcrypt-nodejs@0.0.3: bcrypt-nodejs is no longer actively mai
ntained. Please use bcrypt or bcryptjs. See https://github.com/kelektiv/node.bcr
ypt.js/wiki/bcrypt-vs-brypt.js to learn more about these two options
npm WARN deprecated minimatch@2.0.10: Please update to minimatch 3.0.2 or higher
to avoid a RegExp DoS issue
npm WARN deprecated connect@2.7.11: connect 2.x series is deprecated
npm WARN deprecated chokidar@1.7.0: Chokidar 2 will break on node v14+. Upgrade
to chokidar 3 with 15x less dependencies.
npm WARN deprecated fsevents@1.2.13: fsevents 1 will break on node v14+ and coul
d be using insecure binaries. Upgrade to fsevents 2.
```

Reproduce the report with `npm install --save hexo-admin`, then identify which listed warnings come from this project's direct dependencies rather than transitive packages. Trace bcrypt-nodejs and the other deprecated packages, and rerun the install to verify the relevant warnings are resolved.

Written by the indexing model from the issue text.