Examine source code of Speed Reading Assistant

{
  "manifest_version": 2,
  "name": "Speed Reading Assistant",
  "version": "1.0",
  "description": "Hỗ trợ đọc nhanh bằng kỹ thuật RSVP (Rapid Serial Visual Presentation).",
  "permissions": [
    "activeTab"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "48": "icon.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "style.css"
      ]
    }
  ],
  "icons": {
    "48": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7b78073e-4137-44d5-bab3-5691e0854e88}"
    }
  }
}