Examine source code of Link Builder

{
  "manifest_version": 2,
  "name": "Link Builder",
  "description": "Make Link alternative to WebExtensions.\nBuild a link and copy to the clipboard in various formats",
  "version": "0.1.0",
  "developer": {
    "name": "kei10in",
    "url": "https://github.com/kei10in/link-builder"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{3b7ad711-acd1-428c-8ec5-d682027e0c9d}"
    }
  },
  "icons": {
    "16": "icon-16.png",
    "32": "icon-32.png",
    "48": "icon.svg",
    "64": "icon.svg",
    "96": "icon.svg",
    "128": "icon.svg"
  },
  "background": {
    "page": "background.html"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "src/content.js"
      ],
      "run_at": "document_end",
      "all_frames": false
    }
  ],
  "options_ui": {
    "page": "src/options.html",
    "chrome_style": false,
    "browser_style": false,
    "open_in_tab": true
  },
  "permissions": [
    "activeTab",
    "clipboardWrite",
    "contextMenus",
    "storage"
  ],
  "web_accessible_resources": [
    "assets/src/content-f45ebc1a.js",
    "assets/Message-f0841830.js",
    "assets/Format-8e91f977.js"
  ]
}