Examine source code of Rupert Interview

{
  "manifest_version": 3,
  "browser_specific_settings": {
    "gecko": {
      "id": "rupert-interview@rupertinterview.com",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "name": "Rupert Interview",
  "version": "1.2.7",
  "description": "AI-powered interview assistant with real-time transcription and suggestions. PCM streaming for 80% faster responses.",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "background": {
    "service_worker": "background/background.js",
    "scripts": [
      "background/background.js"
    ],
    "type": "module"
  },
  "sidebar_action": {
    "default_title": "Rupert Interview",
    "default_panel": "sidebar/sidebar.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png"
    }
  },
  "permissions": [
    "activeTab",
    "storage",
    "scripting",
    "contextMenus",
    "tabCapture",
    "desktopCapture",
    "notifications",
    "alarms",
    "tabs",
    "sidePanel"
  ],
  "side_panel": {
    "default_path": "sidebar/sidebar.html"
  },
  "host_permissions": [
    "https://api.interviewdirectory.com/*",
    "https://rupertinterview.com/*",
    "https://meet.google.com/*",
    "https://*.zoom.us/*",
    "https://*.teams.microsoft.com/*",
    "https://teams.live.com/*",
    "https://*.webex.com/*"
  ],
  "externally_connectable": {
    "matches": [
      "https://rupertinterview.com/*"
    ]
  },
  "action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png"
    },
    "default_title": "Rupert Interview"
  },
  "content_scripts": [
    {
      "matches": [
        "https://meet.google.com/*",
        "https://*.zoom.us/*",
        "https://*.teams.microsoft.com/*",
        "https://teams.live.com/*",
        "https://*.webex.com/*",
        "https://rupertinterview.com/*"
      ],
      "exclude_matches": [
        "*://chrome.google.com/*",
        "*://chromewebstore.google.com/*"
      ],
      "js": [
        "content/audio-capture.js",
        "content/content.js"
      ],
      "css": [
        "content/content.css"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "sidebar/sidebar.html",
        "sidebar/sidebar.css",
        "sidebar/sidebar.js",
        "api/api.js",
        "content/pcm-processor.js"
      ],
      "matches": [
        "https://meet.google.com/*",
        "https://*.zoom.us/*",
        "https://*.teams.microsoft.com/*",
        "https://teams.live.com/*",
        "https://*.webex.com/*",
        "https://rupertinterview.com/*",
        "https://www.youtube.com/*",
        "https://youtube.com/*"
      ]
    }
  ]
}