Examine source code of Pastaable

{
  "manifest_version": 3,
  "name": "pastaable",
  "description": "Copy Paste Tailwind Code from your favorite website with Pastaable",
  "version": "4.0.0",
  "icons": {
    "16": "img/logo-16.png",
    "32": "img/logo-32.png",
    "48": "img/logo-48.png",
    "96": "img/logo-96.png",
    "128": "img/logo-128.png"
  },
  "permissions": [
    "storage",
    "activeTab",
    "contextMenus",
    "offscreen",
    "downloads"
  ],
  "content_security_policy": {
    "extension_pages": "default-src 'self'; script-src 'self'; object-src 'self'; img-src 'self' data:; connect-src 'self' http://localhost:3000 https://pastaable.com https://codepen.io;"
  },
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo"
        ]
      },
      "id": "{1fcb062c-d965-49e3-a6f9-7c1b2938ae8c}"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_title": "Pastaable",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "content-scripts/content.css"
      ],
      "matches": [
        "*://*/*"
      ]
    }
  ]
}