Examine source code of Bookmark manager, URL Shortener, Text highlighter

{
  "name": "Bookmark manager, Shorten URL, Text highlight",
  "description": "Save links to linkish.io dashboard, shorten links for sharing, highlight text on webpages and add comments",
  "version": "0.7.6",
  "manifest_version": 2,
  "icons": {
    "32": "assets/images/logo-32.png",
    "48": "assets/images/logo-48.png",
    "96": "assets/images/logo-96.png"
  },
  "permissions": [
    "activeTab",
    "tabs",
    "storage",
    "unlimitedStorage",
    "contextMenus",
    "clipboardWrite",
    "*://*/*"
  ],
  "browser_action": {
    "default_popup": "popup/popup.html",
    "default_icon": "assets/images/logo-96.png"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "jquery-3.5.1.min.js",
        "assets/js/purify.min.js",
        "lib.js",
        "comment.js",
        "content.js"
      ],
      "css": [
        "assets/css/highlight.css",
        "assets/css/muli-fonts.css"
      ]
    }
  ],
  "background": {
    "scripts": [
      "jquery-3.5.1.min.js",
      "assets/js/purify.min.js",
      "background/background.js"
    ]
  },
  "commands": {
    "toggle-highlighter": {
      "suggested_key": {
        "default": "Ctrl+Shift+L",
        "mac": "Command+Shift+L"
      },
      "description": "Toggle highlighter"
    }
  },
  "web_accessible_resources": [
    "assets/*",
    "*.png",
    "*.ttf",
    "*.eot",
    "*.woff2"
  ]
}