path parsing error

[bosens-China]

• I confirm that this is an issue rather than a question.

Bug report

• config.ts

sidebar: {
      '': [
        '/install',
        {
          text: '通用',
          children: [
            {
              text: 'Button',
              link: './button/index.md',
            },
          ],
        },
      ],
    },

Steps to reproduce

Just copy the configuration

What is expected?

What is actually happening?

Other relevant information

• Output of npx vuepress info in my VuePress project:

System:
    OS: Windows 10 10.0.22000
    CPU: (12) x64 Intel(R) Core(TM) i7-9750H CPU @ 2.60GHz
    Memory: 4.82 GB / 15.86 GB
  Binaries:
    Node: 16.16.0 - D:\node\node.EXE
    Yarn: 1.22.19 - ~\AppData\Roaming\npm\yarn.CMD
    npm: 8.15.0 - D:\node\npm.CMD
  Utilities:
    Git: 2.37.1. - /mingw64/bin/git
  Browsers:
    Chrome: Not Found
    Edge: Spartan (44.22000.120.0), Chromium (103.0.1264.71)
  npmPackages:
    @vuepress/bundler-vite: 2.0.0-beta.45 => 2.0.0-beta.45
    @vuepress/bundler-webpack: Not Found
    @vuepress/cli: Not Found
    @vuepress/client: 2.0.0-beta.49 => 2.0.0-beta.49
    @vuepress/core: Not Found
    @vuepress/markdown: Not Found
    @vuepress/plugin-active-header-links: Not Found
    @vuepress/plugin-back-to-top: Not Found
    @vuepress/plugin-container: Not Found
    @vuepress/plugin-docsearch: Not Found
    @vuepress/plugin-external-link-icon: Not Found
    @vuepress/plugin-git: Not Found
    @vuepress/plugin-google-analytics: Not Found
    @vuepress/plugin-medium-zoom: Not Found
    @vuepress/plugin-nprogress: Not Found
    @vuepress/plugin-palette: Not Found
    @vuepress/plugin-prismjs: Not Found
    @vuepress/plugin-pwa: Not Found
    @vuepress/plugin-pwa-popup: Not Found
    @vuepress/plugin-register-components: Not Found
    @vuepress/plugin-search: Not Found
    @vuepress/plugin-shiki: Not Found
    @vuepress/plugin-theme-data: Not Found
    @vuepress/plugin-toc: Not Found
    @vuepress/shared: Not Found
    @vuepress/theme-default: Not Found
    @vuepress/utils: Not Found
    vue: ^3.2.37 => 3.2.37
    vue-loader: Not Found
    vue-router: Not Found
    vuepress: 2.0.0-beta.49 => 2.0.0-beta.49
    vuepress-vite: Not Found
    vuepress-webpack: Not Found