Examine source code of HTML Comment Finder

{
  "manifest_version": 3,
  "name": "Comment Finder",
  "description": "Finds all HTML, CSS and JavaScript comments on a webpage.",
  "homepage_url": "https://github.com/AstralVRZ/html-comment-finder",
  "version": "2.2",
  "permissions": [
    "activeTab"
  ],
  "host_permissions": [
    "*://*/*"
  ],
  "background": {
    "page": "background.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "CommentFinder@astralvrz.github.io"
    }
  },
  "icons": {
    "128": "assets/images/comments_found.png"
  },
  "action": {
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "assets/js/html_comments.js",
        "assets/js/css_comments.js",
        "assets/js/js_comments.js",
        "assets/js/extension.js"
      ]
    }
  ]
}