Examine source code of moodle modifier

{
  "manifest_version": 3,
  "name": "moodle modifier",
  "description": "便利な機能を詰め込んだ moodle 用の拡張機能；自動ログイン、提出物が記載されたカレンダーの追加、必要のない講義の非表示、ダークモード対応、講義の並び替え、文字数カウンタの追加など",
  "version": "1.8.0",
  "icons": {
    "48": "src/images/MoodleModifier-logo-icon48.png",
    "128": "src/images/MoodleModifier-logo-icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://moodle2023.wakayama-u.ac.jp/2023/",
        "*://moodle2022.wakayama-u.ac.jp/2022/"
      ],
      "css": [
        "src/css/dark_theme.css",
        "src/css/calendar.css",
        "src/css/show_logo_image_again.css",
        "src/css/edit_btn.css"
      ],
      "js": [
        "dist/topPage.bundle.js",
        "dist/editMode.bundle.js"
      ],
      "run_at": "document_start"
    },
    {
      "exclude_matches": [
        "*://moodle2023.wakayama-u.ac.jp/2023/",
        "*://moodle2023.wakayama-u.ac.jp/2023/login/index_form.html",
        "*://moodle2023.wakayama-u.ac.jp/2023/login/index_form.html?*",
        "*://moodle2022.wakayama-u.ac.jp/2022/",
        "*://moodle2022.wakayama-u.ac.jp/2022/login/index_form.html",
        "*://moodle2022.wakayama-u.ac.jp/2022/login/index_form.html?*"
      ],
      "matches": [
        "*://moodle2023.wakayama-u.ac.jp/2023/*",
        "*://moodle2022.wakayama-u.ac.jp/2022/*"
      ],
      "css": [
        "src/css/dark_theme.css"
      ],
      "js": [
        "dist/notTopPage.bundle.js"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "*://moodle2023.wakayama-u.ac.jp/",
        "*://moodle2023.wakayama-u.ac.jp/2023/login/index_form.html",
        "*://moodle2023.wakayama-u.ac.jp/2023/login/index_form.html?*",
        "*://moodle2022.wakayama-u.ac.jp/2022/login/index_form.html",
        "*://moodle2022.wakayama-u.ac.jp/2022/login/index_form.html?*"
      ],
      "css": [
        "src/css/dark_theme_login.css"
      ],
      "js": [
        "dist/login.bundle.js"
      ],
      "run_at": "document_start"
    }
  ],
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "*://moodle2023.wakayama-u.ac.jp/*",
    "*://moodle2022.wakayama-u.ac.jp/*"
  ],
  "action": {
    "default_icon": "src/images/MoodleModifier-logo-icon128.png",
    "default_title": "moodle modifier",
    "default_popup": "src/popup/advatise_something.html"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "src/images/*"
      ],
      "matches": [
        "*://moodle2023.wakayama-u.ac.jp/*",
        "*://moodle2022.wakayama-u.ac.jp/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{b167ad49-3352-49db-b913-e40ecbc49be2}"
    }
  }
}