Examine source code of Smart Lecture Recorder

{
  "manifest_version": 2,
  "name": "Smart Lecture Recorder",
  "version": "1.3",
  "description": "Record online lectures with audio notes, timestamps, and saved sessions.",
  "permissions": [
    "tabs",
    "activeTab",
    "storage",
    "notifications",
    "microphone"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "Smart Lecture Recorder"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{2121512a-bf64-45fd-b539-430c7eebb7ef}"
    }
  }
}