gitbook没有生成目录

可能是因为您没有在 GitBook 的配置文件中设置生成目录的选项。您可以在 book.json 文件中添加以下代码：

"plugins": [
    "expandable-chapters",
    "expandable-sections",
    "anchor-navigation-ex",
    "splitter",
    "tbfed-pagefooter",
    "tbfed-gitbook",
    "tbfed-navbar",
    "tbfed-sidebar",
    "tbfed-author",
    "tbfed-copy-code",
    "tbfed-mermaid",
    "tbfed-kroki"
  ],
  "pluginsConfig": {
    "anchor-navigation-ex": {
      "showLevel": false,
      "scrollToTop": true
    },
    "tbfed-pagefooter": {
      "contribute": true,
      "contributeText": "Edit This Page",
      "github": "https://github.com/username/repo",
      "githubText": "GitHub",
      "slack": "https://slack.com/username",
      "slackText": "Slack",
      "twitter": "https://twitter.com/username",
      "twitterText": "Twitter",
      "wechat": "wechatid",
      "wechatText": "WeChat"
    },
    "tbfed-gitbook": {
      "isMulti": false,
      "bookName": "GitBook",
      "bookLogo": "https://raw.githubusercontent.com/tbfed/tbfed-pagefooter/master/images/gitbook.png",
      "bookDescription": "GitBook 是一个基于 Node.js 的命令行工具，可用于创建漂亮的电子书。",
      "bookKeywords": "GitBook, Node.js, 电子书",
      "bookLanguage": "zh-hans",
      "bookDirection": "ltr",
      "bookRepository": "https://github.com/GitbookIO/gitbook.git",
      "bookHomepage": "https://www.gitbook.com/",
      "bookLicense": "MIT",
      "bookVersion": "3.2.3",
      "bookAuthor": "GitBook",
      "bookContributors": [
        {
          "name": "Tommy Lau",
          "email": "tommy@tbfed.com",
          "url": "https://www.tbfed.com/"
        }
      ]
    },
    "tbfed-navbar": {
      "websiteName": "GitBook",
      "websiteLogo": "https://raw.githubusercontent.com/tbfed/tbfed-pagefooter/master/images/gitbook.png",
      "fixed": true,
      "links": [
        {
          "text": "Home",
          "link": "https://www.gitbook.com/"
        },
        {
          "text": "Docs",
          "link": "https://docs.gitbook.com/"
        },
        {
          "text": "Blog",
          "link": "https://www.gitbook.com/blog/"
        },
        {
          "text": "Community",
          "link": "https://www.gitbook.com/community"
        }
      ]
    },
    "tbfed-sidebar": {
      "isMulti": false,
      "intro": "GitBook 是一个基于 Node.js 的命令行工具，可用于创建漂亮的电子书。",
      "navs": [
        {
          "name": "Getting Started",
          "link": "/getting-started.html",
          "icon": "fa fa-rocket",
          "subs": [
            {
              "name": "Introduction",
              "link": "/getting-started/introduction.html"
            },
            {
              "name": "Installation",
              "link": "/getting-started/installation.html"
            },
            {
              "name": "Usage",
              "link": "/getting-started/usage.html"
            }
          ]
        },
        {
          "name": "Configuration",
          "link": "/configuration.html",
          "icon": "fa fa-cog",
          "subs": [
            {
              "name": "Basic",
              "link": "/configuration/basic.html"
            },
            {
              "name": "Advanced",
              "link": "/configuration/advanced.html"
            }
          ]
        },
        {
          "name": "Plugins",
          "link": "/plugins.html",
          "icon": "fa fa-plug",
          "subs": [
            {
              "name": "Official Plugins",
              "link": "/plugins/official-plugins.html"
            },
            {
              "name": "Third-party Plugins",
              "link": "/plugins/third-party-plugins.html"
            }
          ]
        },
        {
          "name": "Themes",
          "link": "/themes.html",
          "icon": "fa fa-paint-brush",
          "subs": [
            {
              "name": "Official Themes",
              "link": "/themes/official-themes.html"
            },
            {
              "name": "Third-party Themes",
              "link": "/themes/third-party-themes.html"
            }
          ]
        }
      ]
    },
    "tbfed-author": {
      "name": "GitBook",
      "email": "support@gitbook.com",
      "url": "https://www.gitbook.com/"
    },
    "tbfed-copy-code": {
      "buttonText": "Copy",
      "color": "#ffffff",
      "bgColor": "#4d4d4d",
      "notifyText": "Copied!",
      "time": 1000
    },
    "tbfed-mermaid": {
      "theme": "default"
    },
    "tbfed-kroki": {
      "url": "https://kroki.io",
      "diagrams": [
        "blockdiag",
        "seqdiag",
        "actdiag",
        "nwdiag",
        "rackdiag",
        "packetdiag",
        "erd",
        "plantuml",
        "umlet",
        "vega",
        "vegalite",
        "wavedrom",
        "nomnoml",
        "svgbob"
      ]
    }
  }

然后重新生成您的 GitBook 即可看到目录。