Examine source code of Smart Copy-Paste

{
  "manifest_version": 2,
  "name": "Smart Copy-Paste",
  "version": "1.3",
  "description": "Copy clean text without formatting, manage history, and auto-paste into input fields.",
  "permissions": [
    "contextMenus",
    "storage",
    "clipboardWrite",
    "clipboardRead",
    "activeTab",
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_title": "Smart Copy-Paste",
    "default_popup": "popup.html"
  },
  "icons": {
    "32": "icons/logo_32.png",
    "64": "icons/logo_64.png",
    "128": "icons/logo_128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{5af951f4-7769-4d95-8504-2972b8d818a9}"
    }
  }
}