Does not work at all

[CanadianBeaver]

  "devDependencies": {
    "@vuepress/plugin-active-header-links": "^1.9.9",
    "@vuepress/plugin-back-to-top": "^1.9.9",
    "@vuepress/plugin-medium-zoom": "^1.9.9",
    "@vuepress/plugin-search": "^1.9.9",
    "vuepress-plugin-right-anchor": "^0.5.5",
    "vuepress": "^1.9.9"
  },
  "dependencies": {
    "vuepress-plugin-code-copy": "^1.0.6"
  }

    plugins: [
      '@vuepress/plugin-back-to-top',
      '@vuepress/plugin-medium-zoom',
      '@vuepress/search',
      '@vuepress/active-header-links',
      ['vuepress-plugin-code-copy', true],
      'vuepress-plugin-right-anchor'
    ]

0eNr....