Examine source code of Clickbait Spoiler

{
  "manifest_version": 2,
  "name": "Clickbait Spoiler",
  "version": "1.0.1",
  "description": "Sums up clickbait links in one sentence, through a right-click option.",
  "author": "Patrick Dhondt",
  "developer": {
    "name": "Patrick Dhondt",
    "url": "https://artistdetective.wordpress.com"
  },
  "permissions": [
    "activeTab",
    "contextMenus",
    "https://artistdetective.com/clickbait/reader.php"
  ],
  "icons": {
    "32": "icons/icon32.png",
    "48": "icons/icon48.png"
  },
  "browser_action": {
    "browser_style": true,
    "default_icon": "icons/icon32.png",
    "default_title": "Right-click on a link and select the \"Clickbait Spoiler\" option",
    "default_popup": "popup.htm"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "clickbait.js"
      ]
    }
  ]
}